4212343240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{3257}}^1$

素因数の和:3455

約数の個数: 128

約数和(自身を含む): 11259648000

約数和(自身を除く): 7047304760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 149, 155, 217, 248, 280, 298, 310, 434, 596, 620, 745, 868, 1043, 1085, 1192, 1240, 1490, 1736, 2086, 2170, 2980, 3257, 4172, 4340, 4619, 5215, 5960, 6514, 8344, 8680, 9238, 10430, 13028, 16285, 18476, 20860, 22799, 23095, 26056, 32333, 32570, 36952, 41720, 45598, 46190, 64666, 65140, 91196, 92380, 100967, 113995, 129332, 130280, 161665, 182392, 184760, 201934, 227990, 258664, 323330, 403868, 455980, 485293, 504835, 646660, 706769, 807736, 911960, 970586, 1009670, 1293320, 1413538, 1941172, 2019340, 2426465, 2827076, 3397051, 3533845, 3882344, 4038680, 4852930, 5654152, 6794102, 7067690, 9705860, 13588204, 14135380, 15044083, 16985255, 19411720, 27176408, 28270760, 30088166, 33970510, 60176332, 67941020, 75220415, 105308581, 120352664, 135882040, 150440830, 210617162, 300881660, 421234324, 526542905, 601763320, 842468648, 1053085810, 2106171620, 4212343240]

約数ペア:

[(1, 4212343240), (2, 2106171620), (4, 1053085810), (5, 842468648), (7, 601763320), (8, 526542905), (10, 421234324), (14, 300881660), (20, 210617162), (28, 150440830), (31, 135882040), (35, 120352664), (40, 105308581), (56, 75220415), (62, 67941020), (70, 60176332), (124, 33970510), (140, 30088166), (149, 28270760), (155, 27176408), (217, 19411720), (248, 16985255), (280, 15044083), (298, 14135380), (310, 13588204), (434, 9705860), (596, 7067690), (620, 6794102), (745, 5654152), (868, 4852930), (1043, 4038680), (1085, 3882344), (1192, 3533845), (1240, 3397051), (1490, 2827076), (1736, 2426465), (2086, 2019340), (2170, 1941172), (2980, 1413538), (3257, 1293320), (4172, 1009670), (4340, 970586), (4619, 911960), (5215, 807736), (5960, 706769), (6514, 646660), (8344, 504835), (8680, 485293), (9238, 455980), (10430, 403868), (13028, 323330), (16285, 258664), (18476, 227990), (20860, 201934), (22799, 184760), (23095, 182392), (26056, 161665), (32333, 130280), (32570, 129332), (36952, 113995), (41720, 100967), (45598, 92380), (46190, 91196), (64666, 65140)]