98998620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{151}}^1\times {\mathrm{223}}^1$

素因数の和:400

約数の個数: 144

約数和(自身を含む): 326043648

約数和(自身を除く): 227045028

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 151, 196, 210, 223, 245, 294, 302, 420, 446, 453, 490, 588, 604, 669, 735, 755, 892, 906, 980, 1057, 1115, 1338, 1470, 1510, 1561, 1812, 2114, 2230, 2265, 2676, 2940, 3020, 3122, 3171, 3345, 4228, 4460, 4530, 4683, 5285, 6244, 6342, 6690, 7399, 7805, 9060, 9366, 10570, 10927, 12684, 13380, 14798, 15610, 15855, 18732, 21140, 21854, 22197, 23415, 29596, 31220, 31710, 32781, 33673, 36995, 43708, 44394, 46830, 54635, 63420, 65562, 67346, 73990, 88788, 93660, 101019, 109270, 110985, 131124, 134692, 147980, 163905, 168365, 202038, 218540, 221970, 235711, 327810, 336730, 404076, 443940, 471422, 505095, 655620, 673460, 707133, 942844, 1010190, 1178555, 1414266, 1649977, 2020380, 2357110, 2828532, 3299954, 3535665, 4714220, 4949931, 6599908, 7071330, 8249885, 9899862, 14142660, 16499770, 19799724, 24749655, 32999540, 49499310, 98998620]

約数ペア:

[(1, 98998620), (2, 49499310), (3, 32999540), (4, 24749655), (5, 19799724), (6, 16499770), (7, 14142660), (10, 9899862), (12, 8249885), (14, 7071330), (15, 6599908), (20, 4949931), (21, 4714220), (28, 3535665), (30, 3299954), (35, 2828532), (42, 2357110), (49, 2020380), (60, 1649977), (70, 1414266), (84, 1178555), (98, 1010190), (105, 942844), (140, 707133), (147, 673460), (151, 655620), (196, 505095), (210, 471422), (223, 443940), (245, 404076), (294, 336730), (302, 327810), (420, 235711), (446, 221970), (453, 218540), (490, 202038), (588, 168365), (604, 163905), (669, 147980), (735, 134692), (755, 131124), (892, 110985), (906, 109270), (980, 101019), (1057, 93660), (1115, 88788), (1338, 73990), (1470, 67346), (1510, 65562), (1561, 63420), (1812, 54635), (2114, 46830), (2230, 44394), (2265, 43708), (2676, 36995), (2940, 33673), (3020, 32781), (3122, 31710), (3171, 31220), (3345, 29596), (4228, 23415), (4460, 22197), (4530, 21854), (4683, 21140), (5285, 18732), (6244, 15855), (6342, 15610), (6690, 14798), (7399, 13380), (7805, 12684), (9060, 10927), (9366, 10570)]