1420945020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{353}}^1$

素因数の和:505

約数の個数: 288

約数和(自身を含む): 5009921280

約数和(自身を除く): 3588976260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 30, 33, 36, 38, 44, 45, 55, 57, 60, 66, 76, 90, 95, 99, 107, 110, 114, 132, 165, 171, 180, 190, 198, 209, 214, 220, 228, 285, 321, 330, 342, 353, 380, 396, 418, 428, 495, 535, 570, 627, 642, 660, 684, 706, 836, 855, 963, 990, 1045, 1059, 1070, 1140, 1177, 1254, 1284, 1412, 1605, 1710, 1765, 1881, 1926, 1980, 2033, 2090, 2118, 2140, 2354, 2508, 3135, 3177, 3210, 3420, 3530, 3531, 3762, 3852, 3883, 4066, 4180, 4236, 4708, 4815, 5295, 5885, 6099, 6270, 6354, 6420, 6707, 7060, 7062, 7524, 7766, 8132, 9405, 9630, 10165, 10590, 10593, 11649, 11770, 12198, 12540, 12708, 13414, 14124, 15532, 15885, 17655, 18297, 18810, 19260, 19415, 20121, 20330, 21180, 21186, 22363, 23298, 23540, 24396, 26828, 30495, 31770, 33535, 34947, 35310, 36594, 37620, 37771, 38830, 40242, 40660, 42372, 44726, 46596, 52965, 58245, 60363, 60990, 63540, 67070, 67089, 69894, 70620, 73188, 73777, 75542, 77660, 80484, 89452, 91485, 100605, 105930, 111815, 113313, 116490, 120726, 121980, 134140, 134178, 139788, 147554, 151084, 174735, 182970, 188855, 201210, 201267, 211860, 221331, 223630, 226626, 232980, 241452, 268356, 295108, 301815, 335445, 339939, 349470, 365940, 368885, 377710, 402420, 402534, 415481, 442662, 447260, 453252, 566565, 603630, 663993, 670890, 679878, 698940, 717649, 737770, 755420, 805068, 830962, 885324, 1006335, 1106655, 1133130, 1207260, 1246443, 1327986, 1341780, 1359756, 1435298, 1475540, 1661924, 1699695, 2012670, 2077405, 2152947, 2213310, 2266260, 2492886, 2655972, 2870596, 3319965, 3399390, 3588245, 3739329, 4025340, 4154810, 4305894, 4426620, 4985772, 6232215, 6458841, 6639930, 6798780, 7176490, 7478658, 7894139, 8309620, 8611788, 10764735, 12464430, 12917682, 13279860, 14352980, 14957316, 15788278, 18696645, 21529470, 23682417, 24928860, 25835364, 31576556, 32294205, 37393290, 39470695, 43058940, 47364834, 64588410, 71047251, 74786580, 78941390, 94729668, 118412085, 129176820, 142094502, 157882780, 236824170, 284189004, 355236255, 473648340, 710472510, 1420945020]

約数ペア:

[(1, 1420945020), (2, 710472510), (3, 473648340), (4, 355236255), (5, 284189004), (6, 236824170), (9, 157882780), (10, 142094502), (11, 129176820), (12, 118412085), (15, 94729668), (18, 78941390), (19, 74786580), (20, 71047251), (22, 64588410), (30, 47364834), (33, 43058940), (36, 39470695), (38, 37393290), (44, 32294205), (45, 31576556), (55, 25835364), (57, 24928860), (60, 23682417), (66, 21529470), (76, 18696645), (90, 15788278), (95, 14957316), (99, 14352980), (107, 13279860), (110, 12917682), (114, 12464430), (132, 10764735), (165, 8611788), (171, 8309620), (180, 7894139), (190, 7478658), (198, 7176490), (209, 6798780), (214, 6639930), (220, 6458841), (228, 6232215), (285, 4985772), (321, 4426620), (330, 4305894), (342, 4154810), (353, 4025340), (380, 3739329), (396, 3588245), (418, 3399390), (428, 3319965), (495, 2870596), (535, 2655972), (570, 2492886), (627, 2266260), (642, 2213310), (660, 2152947), (684, 2077405), (706, 2012670), (836, 1699695), (855, 1661924), (963, 1475540), (990, 1435298), (1045, 1359756), (1059, 1341780), (1070, 1327986), (1140, 1246443), (1177, 1207260), (1254, 1133130), (1284, 1106655), (1412, 1006335), (1605, 885324), (1710, 830962), (1765, 805068), (1881, 755420), (1926, 737770), (1980, 717649), (2033, 698940), (2090, 679878), (2118, 670890), (2140, 663993), (2354, 603630), (2508, 566565), (3135, 453252), (3177, 447260), (3210, 442662), (3420, 415481), (3530, 402534), (3531, 402420), (3762, 377710), (3852, 368885), (3883, 365940), (4066, 349470), (4180, 339939), (4236, 335445), (4708, 301815), (4815, 295108), (5295, 268356), (5885, 241452), (6099, 232980), (6270, 226626), (6354, 223630), (6420, 221331), (6707, 211860), (7060, 201267), (7062, 201210), (7524, 188855), (7766, 182970), (8132, 174735), (9405, 151084), (9630, 147554), (10165, 139788), (10590, 134178), (10593, 134140), (11649, 121980), (11770, 120726), (12198, 116490), (12540, 113313), (12708, 111815), (13414, 105930), (14124, 100605), (15532, 91485), (15885, 89452), (17655, 80484), (18297, 77660), (18810, 75542), (19260, 73777), (19415, 73188), (20121, 70620), (20330, 69894), (21180, 67089), (21186, 67070), (22363, 63540), (23298, 60990), (23540, 60363), (24396, 58245), (26828, 52965), (30495, 46596), (31770, 44726), (33535, 42372), (34947, 40660), (35310, 40242), (36594, 38830), (37620, 37771)]