215878488840

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{333331}}^1$

素因数の和:333612

約数の個数: 192

約数和(自身を含む): 804956780160

約数和(自身を除く): 589078291320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 257, 280, 315, 360, 420, 504, 514, 630, 771, 840, 1028, 1260, 1285, 1542, 1799, 2056, 2313, 2520, 2570, 3084, 3598, 3855, 4626, 5140, 5397, 6168, 7196, 7710, 8995, 9252, 10280, 10794, 11565, 14392, 15420, 16191, 17990, 18504, 21588, 23130, 26985, 30840, 32382, 35980, 43176, 46260, 53970, 64764, 71960, 80955, 92520, 107940, 129528, 161910, 215880, 323820, 333331, 647640, 666662, 999993, 1333324, 1666655, 1999986, 2333317, 2666648, 2999979, 3333310, 3999972, 4666634, 4999965, 5999958, 6666620, 6999951, 7999944, 9333268, 9999930, 11666585, 11999916, 13333240, 13999902, 14999895, 18666536, 19999860, 20999853, 23333170, 23999832, 27999804, 29999790, 34999755, 39999720, 41999706, 46666340, 55999608, 59999580, 69999510, 83999412, 85666067, 93332680, 104999265, 119999160, 139999020, 167998824, 171332134, 209998530, 256998201, 279998040, 342664268, 419997060, 428330335, 513996402, 599662469, 685328536, 770994603, 839994120, 856660670, 1027992804, 1199324938, 1284991005, 1541989206, 1713321340, 1798987407, 2055985608, 2398649876, 2569982010, 2998312345, 3083978412, 3426642680, 3597974814, 3854973015, 4797299752, 5139964020, 5396962221, 5996624690, 6167956824, 7195949628, 7709946030, 8994937035, 10279928040, 10793924442, 11993249380, 14391899256, 15419892060, 17989874070, 21587848884, 23986498760, 26984811105, 30839784120, 35979748140, 43175697768, 53969622210, 71959496280, 107939244420, 215878488840]

約数ペア:

[(1, 215878488840), (2, 107939244420), (3, 71959496280), (4, 53969622210), (5, 43175697768), (6, 35979748140), (7, 30839784120), (8, 26984811105), (9, 23986498760), (10, 21587848884), (12, 17989874070), (14, 15419892060), (15, 14391899256), (18, 11993249380), (20, 10793924442), (21, 10279928040), (24, 8994937035), (28, 7709946030), (30, 7195949628), (35, 6167956824), (36, 5996624690), (40, 5396962221), (42, 5139964020), (45, 4797299752), (56, 3854973015), (60, 3597974814), (63, 3426642680), (70, 3083978412), (72, 2998312345), (84, 2569982010), (90, 2398649876), (105, 2055985608), (120, 1798987407), (126, 1713321340), (140, 1541989206), (168, 1284991005), (180, 1199324938), (210, 1027992804), (252, 856660670), (257, 839994120), (280, 770994603), (315, 685328536), (360, 599662469), (420, 513996402), (504, 428330335), (514, 419997060), (630, 342664268), (771, 279998040), (840, 256998201), (1028, 209998530), (1260, 171332134), (1285, 167998824), (1542, 139999020), (1799, 119999160), (2056, 104999265), (2313, 93332680), (2520, 85666067), (2570, 83999412), (3084, 69999510), (3598, 59999580), (3855, 55999608), (4626, 46666340), (5140, 41999706), (5397, 39999720), (6168, 34999755), (7196, 29999790), (7710, 27999804), (8995, 23999832), (9252, 23333170), (10280, 20999853), (10794, 19999860), (11565, 18666536), (14392, 14999895), (15420, 13999902), (16191, 13333240), (17990, 11999916), (18504, 11666585), (21588, 9999930), (23130, 9333268), (26985, 7999944), (30840, 6999951), (32382, 6666620), (35980, 5999958), (43176, 4999965), (46260, 4666634), (53970, 3999972), (64764, 3333310), (71960, 2999979), (80955, 2666648), (92520, 2333317), (107940, 1999986), (129528, 1666655), (161910, 1333324), (215880, 999993), (323820, 666662), (333331, 647640)]