421775250

素因数分解:

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

素因数の和:453

約数の個数: 128

約数和(自身を含む): 1144765440

約数和(自身を除く): 722990190

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 125, 130, 150, 181, 195, 239, 250, 325, 362, 375, 390, 478, 543, 650, 717, 750, 905, 975, 1086, 1195, 1434, 1625, 1810, 1950, 2353, 2390, 2715, 3107, 3250, 3585, 4525, 4706, 4875, 5430, 5975, 6214, 7059, 7170, 9050, 9321, 9750, 11765, 11950, 13575, 14118, 15535, 17925, 18642, 22625, 23530, 27150, 29875, 31070, 35295, 35850, 43259, 45250, 46605, 58825, 59750, 67875, 70590, 77675, 86518, 89625, 93210, 117650, 129777, 135750, 155350, 176475, 179250, 216295, 233025, 259554, 294125, 352950, 388375, 432590, 466050, 562367, 588250, 648885, 776750, 882375, 1081475, 1124734, 1165125, 1297770, 1687101, 1764750, 2162950, 2330250, 2811835, 3244425, 3374202, 5407375, 5623670, 6488850, 8435505, 10814750, 14059175, 16222125, 16871010, 28118350, 32444250, 42177525, 70295875, 84355050, 140591750, 210887625, 421775250]

約数ペア:

[(1, 421775250), (2, 210887625), (3, 140591750), (5, 84355050), (6, 70295875), (10, 42177525), (13, 32444250), (15, 28118350), (25, 16871010), (26, 16222125), (30, 14059175), (39, 10814750), (50, 8435505), (65, 6488850), (75, 5623670), (78, 5407375), (125, 3374202), (130, 3244425), (150, 2811835), (181, 2330250), (195, 2162950), (239, 1764750), (250, 1687101), (325, 1297770), (362, 1165125), (375, 1124734), (390, 1081475), (478, 882375), (543, 776750), (650, 648885), (717, 588250), (750, 562367), (905, 466050), (975, 432590), (1086, 388375), (1195, 352950), (1434, 294125), (1625, 259554), (1810, 233025), (1950, 216295), (2353, 179250), (2390, 176475), (2715, 155350), (3107, 135750), (3250, 129777), (3585, 117650), (4525, 93210), (4706, 89625), (4875, 86518), (5430, 77675), (5975, 70590), (6214, 67875), (7059, 59750), (7170, 58825), (9050, 46605), (9321, 45250), (9750, 43259), (11765, 35850), (11950, 35295), (13575, 31070), (14118, 29875), (15535, 27150), (17925, 23530), (18642, 22625)]