19438228080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{563}}^1\times {\mathrm{607}}^1$

素因数の和:1268

約数の個数: 240

約数和(自身を含む): 66332897280

約数和(自身を除く): 46894669200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 79, 80, 90, 120, 144, 158, 180, 237, 240, 316, 360, 395, 474, 563, 607, 632, 711, 720, 790, 948, 1126, 1185, 1214, 1264, 1422, 1580, 1689, 1821, 1896, 2252, 2370, 2428, 2815, 2844, 3035, 3160, 3378, 3555, 3642, 3792, 4504, 4740, 4856, 5067, 5463, 5630, 5688, 6070, 6320, 6756, 7110, 7284, 8445, 9008, 9105, 9480, 9712, 10134, 10926, 11260, 11376, 12140, 13512, 14220, 14568, 16890, 18210, 18960, 20268, 21852, 22520, 24280, 25335, 27024, 27315, 28440, 29136, 33780, 36420, 40536, 43704, 44477, 45040, 47953, 48560, 50670, 54630, 56880, 67560, 72840, 81072, 87408, 88954, 95906, 101340, 109260, 133431, 135120, 143859, 145680, 177908, 191812, 202680, 218520, 222385, 239765, 266862, 287718, 341741, 355816, 383624, 400293, 405360, 431577, 437040, 444770, 479530, 533724, 575436, 667155, 683482, 711632, 719295, 767248, 800586, 863154, 889540, 959060, 1025223, 1067448, 1150872, 1334310, 1366964, 1438590, 1601172, 1708705, 1726308, 1779080, 1918120, 2001465, 2050446, 2134896, 2157885, 2301744, 2668620, 2733928, 2877180, 3075669, 3202344, 3417410, 3452616, 3558160, 3836240, 4002930, 4100892, 4315770, 5126115, 5337240, 5467856, 5754360, 6151338, 6404688, 6834820, 6905232, 8005860, 8201784, 8631540, 10252230, 10674480, 11508720, 12302676, 13669640, 15378345, 16011720, 16403568, 17263080, 20504460, 24605352, 26997539, 27339280, 30756690, 32023440, 34526160, 41008920, 49210704, 53995078, 61513380, 80992617, 82017840, 107990156, 123026760, 134987695, 161985234, 215980312, 242977851, 246053520, 269975390, 323970468, 404963085, 431960624, 485955702, 539950780, 647940936, 809926170, 971911404, 1079901560, 1214889255, 1295881872, 1619852340, 1943822808, 2159803120, 2429778510, 3239704680, 3887645616, 4859557020, 6479409360, 9719114040, 19438228080]

約数ペア:

[(1, 19438228080), (2, 9719114040), (3, 6479409360), (4, 4859557020), (5, 3887645616), (6, 3239704680), (8, 2429778510), (9, 2159803120), (10, 1943822808), (12, 1619852340), (15, 1295881872), (16, 1214889255), (18, 1079901560), (20, 971911404), (24, 809926170), (30, 647940936), (36, 539950780), (40, 485955702), (45, 431960624), (48, 404963085), (60, 323970468), (72, 269975390), (79, 246053520), (80, 242977851), (90, 215980312), (120, 161985234), (144, 134987695), (158, 123026760), (180, 107990156), (237, 82017840), (240, 80992617), (316, 61513380), (360, 53995078), (395, 49210704), (474, 41008920), (563, 34526160), (607, 32023440), (632, 30756690), (711, 27339280), (720, 26997539), (790, 24605352), (948, 20504460), (1126, 17263080), (1185, 16403568), (1214, 16011720), (1264, 15378345), (1422, 13669640), (1580, 12302676), (1689, 11508720), (1821, 10674480), (1896, 10252230), (2252, 8631540), (2370, 8201784), (2428, 8005860), (2815, 6905232), (2844, 6834820), (3035, 6404688), (3160, 6151338), (3378, 5754360), (3555, 5467856), (3642, 5337240), (3792, 5126115), (4504, 4315770), (4740, 4100892), (4856, 4002930), (5067, 3836240), (5463, 3558160), (5630, 3452616), (5688, 3417410), (6070, 3202344), (6320, 3075669), (6756, 2877180), (7110, 2733928), (7284, 2668620), (8445, 2301744), (9008, 2157885), (9105, 2134896), (9480, 2050446), (9712, 2001465), (10134, 1918120), (10926, 1779080), (11260, 1726308), (11376, 1708705), (12140, 1601172), (13512, 1438590), (14220, 1366964), (14568, 1334310), (16890, 1150872), (18210, 1067448), (18960, 1025223), (20268, 959060), (21852, 889540), (22520, 863154), (24280, 800586), (25335, 767248), (27024, 719295), (27315, 711632), (28440, 683482), (29136, 667155), (33780, 575436), (36420, 533724), (40536, 479530), (43704, 444770), (44477, 437040), (45040, 431577), (47953, 405360), (48560, 400293), (50670, 383624), (54630, 355816), (56880, 341741), (67560, 287718), (72840, 266862), (81072, 239765), (87408, 222385), (88954, 218520), (95906, 202680), (101340, 191812), (109260, 177908), (133431, 145680), (135120, 143859)]