164279640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{877}}^1$

素因数の和:1121

約数の個数: 128

約数和(自身を含む): 566415360

約数和(自身を除く): 402135720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 223, 280, 420, 446, 669, 840, 877, 892, 1115, 1338, 1561, 1754, 1784, 2230, 2631, 2676, 3122, 3345, 3508, 4385, 4460, 4683, 5262, 5352, 6139, 6244, 6690, 7016, 7805, 8770, 8920, 9366, 10524, 12278, 12488, 13155, 13380, 15610, 17540, 18417, 18732, 21048, 23415, 24556, 26310, 26760, 30695, 31220, 35080, 36834, 37464, 46830, 49112, 52620, 61390, 62440, 73668, 92085, 93660, 105240, 122780, 147336, 184170, 187320, 195571, 245560, 368340, 391142, 586713, 736680, 782284, 977855, 1173426, 1368997, 1564568, 1955710, 2346852, 2737994, 2933565, 3911420, 4106991, 4693704, 5475988, 5867130, 6844985, 7822840, 8213982, 10951976, 11734260, 13689970, 16427964, 20534955, 23468520, 27379940, 32855928, 41069910, 54759880, 82139820, 164279640]

約数ペア:

[(1, 164279640), (2, 82139820), (3, 54759880), (4, 41069910), (5, 32855928), (6, 27379940), (7, 23468520), (8, 20534955), (10, 16427964), (12, 13689970), (14, 11734260), (15, 10951976), (20, 8213982), (21, 7822840), (24, 6844985), (28, 5867130), (30, 5475988), (35, 4693704), (40, 4106991), (42, 3911420), (56, 2933565), (60, 2737994), (70, 2346852), (84, 1955710), (105, 1564568), (120, 1368997), (140, 1173426), (168, 977855), (210, 782284), (223, 736680), (280, 586713), (420, 391142), (446, 368340), (669, 245560), (840, 195571), (877, 187320), (892, 184170), (1115, 147336), (1338, 122780), (1561, 105240), (1754, 93660), (1784, 92085), (2230, 73668), (2631, 62440), (2676, 61390), (3122, 52620), (3345, 49112), (3508, 46830), (4385, 37464), (4460, 36834), (4683, 35080), (5262, 31220), (5352, 30695), (6139, 26760), (6244, 26310), (6690, 24556), (7016, 23415), (7805, 21048), (8770, 18732), (8920, 18417), (9366, 17540), (10524, 15610), (12278, 13380), (12488, 13155)]