20379464820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{4019}}^1$

素因数の和:4255

約数の個数: 288

約数和(自身を含む): 73011818880

約数和(自身を除く): 52632354060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 30, 33, 36, 39, 44, 45, 52, 55, 60, 65, 66, 78, 90, 99, 110, 117, 130, 132, 143, 156, 165, 180, 195, 197, 198, 220, 234, 260, 286, 330, 390, 394, 396, 429, 468, 495, 572, 585, 591, 660, 715, 780, 788, 858, 985, 990, 1170, 1182, 1287, 1430, 1716, 1773, 1970, 1980, 2145, 2167, 2340, 2364, 2561, 2574, 2860, 2955, 3546, 3940, 4019, 4290, 4334, 5122, 5148, 5910, 6435, 6501, 7092, 7683, 8038, 8580, 8668, 8865, 10244, 10835, 11820, 12057, 12805, 12870, 13002, 15366, 16076, 17730, 19503, 20095, 21670, 23049, 24114, 25610, 25740, 26004, 28171, 30732, 32505, 35460, 36171, 38415, 39006, 40190, 43340, 44209, 46098, 48228, 51220, 52247, 56342, 60285, 65010, 72342, 76830, 78012, 80380, 84513, 88418, 92196, 97515, 104494, 112684, 115245, 120570, 130020, 132627, 140855, 144684, 153660, 156741, 169026, 176836, 180855, 195030, 208988, 221045, 230490, 241140, 253539, 261235, 265254, 281710, 313482, 338052, 361710, 390060, 397881, 422565, 442090, 460980, 470223, 507078, 522470, 530508, 563420, 574717, 626964, 663135, 723420, 783705, 791743, 795762, 845130, 884180, 940446, 1014156, 1044940, 1149434, 1267695, 1326270, 1567410, 1583486, 1591524, 1690260, 1724151, 1880892, 1989405, 2298868, 2351115, 2375229, 2535390, 2652540, 2873585, 3134820, 3166972, 3448302, 3958715, 3978810, 4702230, 4750458, 5070780, 5172453, 5747170, 6896604, 7125687, 7917430, 7957620, 8620755, 8709173, 9404460, 9500916, 10292659, 10344906, 11494340, 11876145, 14251374, 15834860, 17241510, 17418346, 20585318, 20689812, 23752290, 25862265, 26127519, 28502748, 30877977, 34483020, 34836692, 35628435, 41170636, 43545865, 47504580, 51463295, 51724530, 52255038, 61755954, 71256870, 78382557, 87091730, 92633931, 102926590, 103449060, 104510076, 113219249, 123511908, 130637595, 142513740, 154389885, 156765114, 174183460, 185267862, 205853180, 226438498, 261275190, 308779770, 313530228, 339657747, 370535724, 391912785, 452876996, 463169655, 522550380, 566096245, 617559540, 679315494, 783825570, 926339310, 1018973241, 1132192490, 1358630988, 1567651140, 1698288735, 1852678620, 2037946482, 2264384980, 3396577470, 4075892964, 5094866205, 6793154940, 10189732410, 20379464820]

約数ペア:

[(1, 20379464820), (2, 10189732410), (3, 6793154940), (4, 5094866205), (5, 4075892964), (6, 3396577470), (9, 2264384980), (10, 2037946482), (11, 1852678620), (12, 1698288735), (13, 1567651140), (15, 1358630988), (18, 1132192490), (20, 1018973241), (22, 926339310), (26, 783825570), (30, 679315494), (33, 617559540), (36, 566096245), (39, 522550380), (44, 463169655), (45, 452876996), (52, 391912785), (55, 370535724), (60, 339657747), (65, 313530228), (66, 308779770), (78, 261275190), (90, 226438498), (99, 205853180), (110, 185267862), (117, 174183460), (130, 156765114), (132, 154389885), (143, 142513740), (156, 130637595), (165, 123511908), (180, 113219249), (195, 104510076), (197, 103449060), (198, 102926590), (220, 92633931), (234, 87091730), (260, 78382557), (286, 71256870), (330, 61755954), (390, 52255038), (394, 51724530), (396, 51463295), (429, 47504580), (468, 43545865), (495, 41170636), (572, 35628435), (585, 34836692), (591, 34483020), (660, 30877977), (715, 28502748), (780, 26127519), (788, 25862265), (858, 23752290), (985, 20689812), (990, 20585318), (1170, 17418346), (1182, 17241510), (1287, 15834860), (1430, 14251374), (1716, 11876145), (1773, 11494340), (1970, 10344906), (1980, 10292659), (2145, 9500916), (2167, 9404460), (2340, 8709173), (2364, 8620755), (2561, 7957620), (2574, 7917430), (2860, 7125687), (2955, 6896604), (3546, 5747170), (3940, 5172453), (4019, 5070780), (4290, 4750458), (4334, 4702230), (5122, 3978810), (5148, 3958715), (5910, 3448302), (6435, 3166972), (6501, 3134820), (7092, 2873585), (7683, 2652540), (8038, 2535390), (8580, 2375229), (8668, 2351115), (8865, 2298868), (10244, 1989405), (10835, 1880892), (11820, 1724151), (12057, 1690260), (12805, 1591524), (12870, 1583486), (13002, 1567410), (15366, 1326270), (16076, 1267695), (17730, 1149434), (19503, 1044940), (20095, 1014156), (21670, 940446), (23049, 884180), (24114, 845130), (25610, 795762), (25740, 791743), (26004, 783705), (28171, 723420), (30732, 663135), (32505, 626964), (35460, 574717), (36171, 563420), (38415, 530508), (39006, 522470), (40190, 507078), (43340, 470223), (44209, 460980), (46098, 442090), (48228, 422565), (51220, 397881), (52247, 390060), (56342, 361710), (60285, 338052), (65010, 313482), (72342, 281710), (76830, 265254), (78012, 261235), (80380, 253539), (84513, 241140), (88418, 230490), (92196, 221045), (97515, 208988), (104494, 195030), (112684, 180855), (115245, 176836), (120570, 169026), (130020, 156741), (132627, 153660), (140855, 144684)]