38187660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:476

約数の個数: 144

約数和(自身を含む): 128701440

約数和(自身を除く): 90513780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 49, 60, 62, 70, 84, 93, 98, 105, 124, 140, 147, 155, 186, 196, 210, 217, 245, 294, 310, 372, 419, 420, 434, 465, 490, 588, 620, 651, 735, 838, 868, 930, 980, 1085, 1257, 1302, 1470, 1519, 1676, 1860, 2095, 2170, 2514, 2604, 2933, 2940, 3038, 3255, 4190, 4340, 4557, 5028, 5866, 6076, 6285, 6510, 7595, 8380, 8799, 9114, 11732, 12570, 12989, 13020, 14665, 15190, 17598, 18228, 20531, 22785, 25140, 25978, 29330, 30380, 35196, 38967, 41062, 43995, 45570, 51956, 58660, 61593, 64945, 77934, 82124, 87990, 90923, 91140, 102655, 123186, 129890, 155868, 175980, 181846, 194835, 205310, 246372, 259780, 272769, 307965, 363692, 389670, 410620, 454615, 545538, 615930, 636461, 779340, 909230, 1091076, 1231860, 1272922, 1363845, 1818460, 1909383, 2545844, 2727690, 3182305, 3818766, 5455380, 6364610, 7637532, 9546915, 12729220, 19093830, 38187660]

約数ペア:

[(1, 38187660), (2, 19093830), (3, 12729220), (4, 9546915), (5, 7637532), (6, 6364610), (7, 5455380), (10, 3818766), (12, 3182305), (14, 2727690), (15, 2545844), (20, 1909383), (21, 1818460), (28, 1363845), (30, 1272922), (31, 1231860), (35, 1091076), (42, 909230), (49, 779340), (60, 636461), (62, 615930), (70, 545538), (84, 454615), (93, 410620), (98, 389670), (105, 363692), (124, 307965), (140, 272769), (147, 259780), (155, 246372), (186, 205310), (196, 194835), (210, 181846), (217, 175980), (245, 155868), (294, 129890), (310, 123186), (372, 102655), (419, 91140), (420, 90923), (434, 87990), (465, 82124), (490, 77934), (588, 64945), (620, 61593), (651, 58660), (735, 51956), (838, 45570), (868, 43995), (930, 41062), (980, 38967), (1085, 35196), (1257, 30380), (1302, 29330), (1470, 25978), (1519, 25140), (1676, 22785), (1860, 20531), (2095, 18228), (2170, 17598), (2514, 15190), (2604, 14665), (2933, 13020), (2940, 12989), (3038, 12570), (3255, 11732), (4190, 9114), (4340, 8799), (4557, 8380), (5028, 7595), (5866, 6510), (6076, 6285)]