404904240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{239}}^1$

素因数の和:452

約数の個数: 240

約数和(自身を含む): 1478655360

約数和(自身を除く): 1073751120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 181, 195, 208, 234, 239, 240, 260, 312, 360, 362, 390, 468, 478, 520, 543, 585, 624, 717, 720, 724, 780, 905, 936, 956, 1040, 1086, 1170, 1195, 1434, 1448, 1560, 1629, 1810, 1872, 1912, 2151, 2172, 2340, 2353, 2390, 2715, 2868, 2896, 3107, 3120, 3258, 3585, 3620, 3824, 4302, 4344, 4680, 4706, 4780, 5430, 5736, 6214, 6516, 7059, 7170, 7240, 8145, 8604, 8688, 9321, 9360, 9412, 9560, 10755, 10860, 11472, 11765, 12428, 13032, 14118, 14340, 14480, 15535, 16290, 17208, 18642, 18824, 19120, 21177, 21510, 21720, 23530, 24856, 26064, 27963, 28236, 28680, 31070, 32580, 34416, 35295, 37284, 37648, 42354, 43020, 43259, 43440, 46605, 47060, 49712, 55926, 56472, 57360, 62140, 65160, 70590, 74568, 84708, 86040, 86518, 93210, 94120, 105885, 111852, 112944, 124280, 129777, 130320, 139815, 141180, 149136, 169416, 172080, 173036, 186420, 188240, 211770, 216295, 223704, 248560, 259554, 279630, 282360, 338832, 346072, 372840, 389331, 423540, 432590, 447408, 519108, 559260, 562367, 564720, 648885, 692144, 745680, 778662, 847080, 865180, 1038216, 1118520, 1124734, 1297770, 1557324, 1687101, 1694160, 1730360, 1946655, 2076432, 2237040, 2249468, 2595540, 2811835, 3114648, 3374202, 3460720, 3893310, 4498936, 5061303, 5191080, 5623670, 6229296, 6748404, 7786620, 8435505, 8997872, 10122606, 10382160, 11247340, 13496808, 15573240, 16871010, 20245212, 22494680, 25306515, 26993616, 31146480, 33742020, 40490424, 44989360, 50613030, 67484040, 80980848, 101226060, 134968080, 202452120, 404904240]

約数ペア:

[(1, 404904240), (2, 202452120), (3, 134968080), (4, 101226060), (5, 80980848), (6, 67484040), (8, 50613030), (9, 44989360), (10, 40490424), (12, 33742020), (13, 31146480), (15, 26993616), (16, 25306515), (18, 22494680), (20, 20245212), (24, 16871010), (26, 15573240), (30, 13496808), (36, 11247340), (39, 10382160), (40, 10122606), (45, 8997872), (48, 8435505), (52, 7786620), (60, 6748404), (65, 6229296), (72, 5623670), (78, 5191080), (80, 5061303), (90, 4498936), (104, 3893310), (117, 3460720), (120, 3374202), (130, 3114648), (144, 2811835), (156, 2595540), (180, 2249468), (181, 2237040), (195, 2076432), (208, 1946655), (234, 1730360), (239, 1694160), (240, 1687101), (260, 1557324), (312, 1297770), (360, 1124734), (362, 1118520), (390, 1038216), (468, 865180), (478, 847080), (520, 778662), (543, 745680), (585, 692144), (624, 648885), (717, 564720), (720, 562367), (724, 559260), (780, 519108), (905, 447408), (936, 432590), (956, 423540), (1040, 389331), (1086, 372840), (1170, 346072), (1195, 338832), (1434, 282360), (1448, 279630), (1560, 259554), (1629, 248560), (1810, 223704), (1872, 216295), (1912, 211770), (2151, 188240), (2172, 186420), (2340, 173036), (2353, 172080), (2390, 169416), (2715, 149136), (2868, 141180), (2896, 139815), (3107, 130320), (3120, 129777), (3258, 124280), (3585, 112944), (3620, 111852), (3824, 105885), (4302, 94120), (4344, 93210), (4680, 86518), (4706, 86040), (4780, 84708), (5430, 74568), (5736, 70590), (6214, 65160), (6516, 62140), (7059, 57360), (7170, 56472), (7240, 55926), (8145, 49712), (8604, 47060), (8688, 46605), (9321, 43440), (9360, 43259), (9412, 43020), (9560, 42354), (10755, 37648), (10860, 37284), (11472, 35295), (11765, 34416), (12428, 32580), (13032, 31070), (14118, 28680), (14340, 28236), (14480, 27963), (15535, 26064), (16290, 24856), (17208, 23530), (18642, 21720), (18824, 21510), (19120, 21177)]