197390640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{617}}^1$

素因数の和:707

約数の個数: 160

約数和(自身を含む): 647387136

約数和(自身を除く): 449996496

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 43, 48, 60, 62, 80, 86, 93, 120, 124, 129, 155, 172, 186, 215, 240, 248, 258, 310, 344, 372, 430, 465, 496, 516, 617, 620, 645, 688, 744, 860, 930, 1032, 1234, 1240, 1290, 1333, 1488, 1720, 1851, 1860, 2064, 2468, 2480, 2580, 2666, 3085, 3440, 3702, 3720, 3999, 4936, 5160, 5332, 6170, 6665, 7404, 7440, 7998, 9255, 9872, 10320, 10664, 12340, 13330, 14808, 15996, 18510, 19127, 19995, 21328, 24680, 26531, 26660, 29616, 31992, 37020, 38254, 39990, 49360, 53062, 53320, 57381, 63984, 74040, 76508, 79593, 79980, 95635, 106124, 106640, 114762, 132655, 148080, 153016, 159186, 159960, 191270, 212248, 229524, 265310, 286905, 306032, 318372, 319920, 382540, 397965, 424496, 459048, 530620, 573810, 636744, 765080, 795930, 822461, 918096, 1061240, 1147620, 1273488, 1530160, 1591860, 1644922, 2122480, 2295240, 2467383, 3183720, 3289844, 4112305, 4590480, 4934766, 6367440, 6579688, 8224610, 9869532, 12336915, 13159376, 16449220, 19739064, 24673830, 32898440, 39478128, 49347660, 65796880, 98695320, 197390640]

約数ペア:

[(1, 197390640), (2, 98695320), (3, 65796880), (4, 49347660), (5, 39478128), (6, 32898440), (8, 24673830), (10, 19739064), (12, 16449220), (15, 13159376), (16, 12336915), (20, 9869532), (24, 8224610), (30, 6579688), (31, 6367440), (40, 4934766), (43, 4590480), (48, 4112305), (60, 3289844), (62, 3183720), (80, 2467383), (86, 2295240), (93, 2122480), (120, 1644922), (124, 1591860), (129, 1530160), (155, 1273488), (172, 1147620), (186, 1061240), (215, 918096), (240, 822461), (248, 795930), (258, 765080), (310, 636744), (344, 573810), (372, 530620), (430, 459048), (465, 424496), (496, 397965), (516, 382540), (617, 319920), (620, 318372), (645, 306032), (688, 286905), (744, 265310), (860, 229524), (930, 212248), (1032, 191270), (1234, 159960), (1240, 159186), (1290, 153016), (1333, 148080), (1488, 132655), (1720, 114762), (1851, 106640), (1860, 106124), (2064, 95635), (2468, 79980), (2480, 79593), (2580, 76508), (2666, 74040), (3085, 63984), (3440, 57381), (3702, 53320), (3720, 53062), (3999, 49360), (4936, 39990), (5160, 38254), (5332, 37020), (6170, 31992), (6665, 29616), (7404, 26660), (7440, 26531), (7998, 24680), (9255, 21328), (9872, 19995), (10320, 19127), (10664, 18510), (12340, 15996), (13330, 14808)]