1234422540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{563}}^1\times {\mathrm{937}}^1$

素因数の和:1528

約数の個数: 144

約数和(自身を含む): 4043920608

約数和(自身を除く): 2809498068

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 563, 585, 780, 937, 1126, 1170, 1689, 1874, 2252, 2340, 2811, 2815, 3378, 3748, 4685, 5067, 5622, 5630, 6756, 7319, 8433, 8445, 9370, 10134, 11244, 11260, 12181, 14055, 14638, 16866, 16890, 18740, 20268, 21957, 24362, 25335, 28110, 29276, 33732, 33780, 36543, 36595, 42165, 43914, 48724, 50670, 56220, 60905, 65871, 73086, 73190, 84330, 87828, 101340, 109629, 109785, 121810, 131742, 146172, 146380, 168660, 182715, 219258, 219570, 243620, 263484, 329355, 365430, 438516, 439140, 527531, 548145, 658710, 730860, 1055062, 1096290, 1317420, 1582593, 2110124, 2192580, 2637655, 3165186, 4747779, 5275310, 6330372, 6857903, 7912965, 9495558, 10550620, 13715806, 15825930, 18991116, 20573709, 23738895, 27431612, 31651860, 34289515, 41147418, 47477790, 61721127, 68579030, 82294836, 94955580, 102868545, 123442254, 137158060, 205737090, 246884508, 308605635, 411474180, 617211270, 1234422540]

約数ペア:

[(1, 1234422540), (2, 617211270), (3, 411474180), (4, 308605635), (5, 246884508), (6, 205737090), (9, 137158060), (10, 123442254), (12, 102868545), (13, 94955580), (15, 82294836), (18, 68579030), (20, 61721127), (26, 47477790), (30, 41147418), (36, 34289515), (39, 31651860), (45, 27431612), (52, 23738895), (60, 20573709), (65, 18991116), (78, 15825930), (90, 13715806), (117, 10550620), (130, 9495558), (156, 7912965), (180, 6857903), (195, 6330372), (234, 5275310), (260, 4747779), (390, 3165186), (468, 2637655), (563, 2192580), (585, 2110124), (780, 1582593), (937, 1317420), (1126, 1096290), (1170, 1055062), (1689, 730860), (1874, 658710), (2252, 548145), (2340, 527531), (2811, 439140), (2815, 438516), (3378, 365430), (3748, 329355), (4685, 263484), (5067, 243620), (5622, 219570), (5630, 219258), (6756, 182715), (7319, 168660), (8433, 146380), (8445, 146172), (9370, 131742), (10134, 121810), (11244, 109785), (11260, 109629), (12181, 101340), (14055, 87828), (14638, 84330), (16866, 73190), (16890, 73086), (18740, 65871), (20268, 60905), (21957, 56220), (24362, 50670), (25335, 48724), (28110, 43914), (29276, 42165), (33732, 36595), (33780, 36543)]