30831450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1$

素因数の和:288

約数の個数: 96

約数和(自身を含む): 83702976

約数和(自身を除く): 52871526

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 97, 130, 150, 163, 194, 195, 291, 325, 326, 390, 485, 489, 582, 650, 815, 970, 975, 978, 1261, 1455, 1630, 1950, 2119, 2425, 2445, 2522, 2910, 3783, 4075, 4238, 4850, 4890, 6305, 6357, 7275, 7566, 8150, 10595, 12225, 12610, 12714, 14550, 15811, 18915, 21190, 24450, 31525, 31622, 31785, 37830, 47433, 52975, 63050, 63570, 79055, 94575, 94866, 105950, 158110, 158925, 189150, 205543, 237165, 317850, 395275, 411086, 474330, 616629, 790550, 1027715, 1185825, 1233258, 2055430, 2371650, 3083145, 5138575, 6166290, 10277150, 15415725, 30831450]

約数ペア:

[(1, 30831450), (2, 15415725), (3, 10277150), (5, 6166290), (6, 5138575), (10, 3083145), (13, 2371650), (15, 2055430), (25, 1233258), (26, 1185825), (30, 1027715), (39, 790550), (50, 616629), (65, 474330), (75, 411086), (78, 395275), (97, 317850), (130, 237165), (150, 205543), (163, 189150), (194, 158925), (195, 158110), (291, 105950), (325, 94866), (326, 94575), (390, 79055), (485, 63570), (489, 63050), (582, 52975), (650, 47433), (815, 37830), (970, 31785), (975, 31622), (978, 31525), (1261, 24450), (1455, 21190), (1630, 18915), (1950, 15811), (2119, 14550), (2425, 12714), (2445, 12610), (2522, 12225), (2910, 10595), (3783, 8150), (4075, 7566), (4238, 7275), (4850, 6357), (4890, 6305)]