90147200

素因数分解:

$2^7\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1$

素因数の和:245

約数の個数: 192

約数和(自身を含む): 262951920

約数和(自身を除く): 172804720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 25, 26, 32, 40, 44, 50, 52, 55, 64, 65, 80, 88, 100, 104, 110, 128, 130, 143, 160, 176, 197, 200, 208, 220, 260, 275, 286, 320, 325, 352, 394, 400, 416, 440, 520, 550, 572, 640, 650, 704, 715, 788, 800, 832, 880, 985, 1040, 1100, 1144, 1300, 1408, 1430, 1576, 1600, 1664, 1760, 1970, 2080, 2167, 2200, 2288, 2561, 2600, 2860, 3152, 3200, 3520, 3575, 3940, 4160, 4334, 4400, 4576, 4925, 5122, 5200, 5720, 6304, 7040, 7150, 7880, 8320, 8668, 8800, 9152, 9850, 10244, 10400, 10835, 11440, 12608, 12805, 14300, 15760, 17336, 17600, 18304, 19700, 20488, 20800, 21670, 22880, 25216, 25610, 28171, 28600, 31520, 34672, 35200, 39400, 40976, 41600, 43340, 45760, 51220, 54175, 56342, 57200, 63040, 64025, 69344, 78800, 81952, 86680, 91520, 102440, 108350, 112684, 114400, 126080, 128050, 138688, 140855, 157600, 163904, 173360, 204880, 216700, 225368, 228800, 256100, 277376, 281710, 315200, 327808, 346720, 409760, 433400, 450736, 457600, 512200, 563420, 630400, 693440, 704275, 819520, 866800, 901472, 1024400, 1126840, 1386880, 1408550, 1639040, 1733600, 1802944, 2048800, 2253680, 2817100, 3467200, 3605888, 4097600, 4507360, 5634200, 6934400, 8195200, 9014720, 11268400, 18029440, 22536800, 45073600, 90147200]

約数ペア:

[(1, 90147200), (2, 45073600), (4, 22536800), (5, 18029440), (8, 11268400), (10, 9014720), (11, 8195200), (13, 6934400), (16, 5634200), (20, 4507360), (22, 4097600), (25, 3605888), (26, 3467200), (32, 2817100), (40, 2253680), (44, 2048800), (50, 1802944), (52, 1733600), (55, 1639040), (64, 1408550), (65, 1386880), (80, 1126840), (88, 1024400), (100, 901472), (104, 866800), (110, 819520), (128, 704275), (130, 693440), (143, 630400), (160, 563420), (176, 512200), (197, 457600), (200, 450736), (208, 433400), (220, 409760), (260, 346720), (275, 327808), (286, 315200), (320, 281710), (325, 277376), (352, 256100), (394, 228800), (400, 225368), (416, 216700), (440, 204880), (520, 173360), (550, 163904), (572, 157600), (640, 140855), (650, 138688), (704, 128050), (715, 126080), (788, 114400), (800, 112684), (832, 108350), (880, 102440), (985, 91520), (1040, 86680), (1100, 81952), (1144, 78800), (1300, 69344), (1408, 64025), (1430, 63040), (1576, 57200), (1600, 56342), (1664, 54175), (1760, 51220), (1970, 45760), (2080, 43340), (2167, 41600), (2200, 40976), (2288, 39400), (2561, 35200), (2600, 34672), (2860, 31520), (3152, 28600), (3200, 28171), (3520, 25610), (3575, 25216), (3940, 22880), (4160, 21670), (4334, 20800), (4400, 20488), (4576, 19700), (4925, 18304), (5122, 17600), (5200, 17336), (5720, 15760), (6304, 14300), (7040, 12805), (7150, 12608), (7880, 11440), (8320, 10835), (8668, 10400), (8800, 10244), (9152, 9850)]