239232890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:192

約数の個数: 128

約数和(自身を含む): 522547200

約数和(自身を除く): 283314310

約数列:

[1, 2, 5, 10, 13, 23, 26, 29, 31, 46, 58, 62, 65, 89, 115, 130, 145, 155, 178, 230, 290, 299, 310, 377, 403, 445, 598, 667, 713, 754, 806, 890, 899, 1157, 1334, 1426, 1495, 1798, 1885, 2015, 2047, 2314, 2581, 2759, 2990, 3335, 3565, 3770, 4030, 4094, 4495, 5162, 5518, 5785, 6670, 7130, 8671, 8990, 9269, 10235, 11570, 11687, 12905, 13795, 17342, 18538, 20470, 20677, 23374, 25810, 26611, 27590, 33553, 35867, 41354, 43355, 46345, 53222, 58435, 59363, 63457, 67106, 71734, 80011, 86710, 92690, 103385, 116870, 118726, 126914, 133055, 160022, 167765, 179335, 206770, 266110, 268801, 296815, 317285, 335530, 358670, 400055, 537602, 593630, 634570, 771719, 800110, 824941, 1040143, 1344005, 1543438, 1649882, 1840253, 2080286, 2688010, 3680506, 3858595, 4124705, 5200715, 7717190, 8249410, 9201265, 10401430, 18402530, 23923289, 47846578, 119616445, 239232890]

約数ペア:

[(1, 239232890), (2, 119616445), (5, 47846578), (10, 23923289), (13, 18402530), (23, 10401430), (26, 9201265), (29, 8249410), (31, 7717190), (46, 5200715), (58, 4124705), (62, 3858595), (65, 3680506), (89, 2688010), (115, 2080286), (130, 1840253), (145, 1649882), (155, 1543438), (178, 1344005), (230, 1040143), (290, 824941), (299, 800110), (310, 771719), (377, 634570), (403, 593630), (445, 537602), (598, 400055), (667, 358670), (713, 335530), (754, 317285), (806, 296815), (890, 268801), (899, 266110), (1157, 206770), (1334, 179335), (1426, 167765), (1495, 160022), (1798, 133055), (1885, 126914), (2015, 118726), (2047, 116870), (2314, 103385), (2581, 92690), (2759, 86710), (2990, 80011), (3335, 71734), (3565, 67106), (3770, 63457), (4030, 59363), (4094, 58435), (4495, 53222), (5162, 46345), (5518, 43355), (5785, 41354), (6670, 35867), (7130, 33553), (8671, 27590), (8990, 26611), (9269, 25810), (10235, 23374), (11570, 20677), (11687, 20470), (12905, 18538), (13795, 17342)]