138911640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2711}}^1$

素因数の和:2793

約数の個数: 128

約数和(自身を含む): 484254720

約数和(自身を除く): 345343080

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, 61, 70, 84, 105, 120, 122, 140, 168, 183, 210, 244, 280, 305, 366, 420, 427, 488, 610, 732, 840, 854, 915, 1220, 1281, 1464, 1708, 1830, 2135, 2440, 2562, 2711, 3416, 3660, 4270, 5124, 5422, 6405, 7320, 8133, 8540, 10248, 10844, 12810, 13555, 16266, 17080, 18977, 21688, 25620, 27110, 32532, 37954, 40665, 51240, 54220, 56931, 65064, 75908, 81330, 94885, 108440, 113862, 151816, 162660, 165371, 189770, 227724, 284655, 325320, 330742, 379540, 455448, 496113, 569310, 661484, 759080, 826855, 992226, 1138620, 1157597, 1322968, 1653710, 1984452, 2277240, 2315194, 2480565, 3307420, 3472791, 3968904, 4630388, 4961130, 5787985, 6614840, 6945582, 9260776, 9922260, 11575970, 13891164, 17363955, 19844520, 23151940, 27782328, 34727910, 46303880, 69455820, 138911640]

約数ペア:

[(1, 138911640), (2, 69455820), (3, 46303880), (4, 34727910), (5, 27782328), (6, 23151940), (7, 19844520), (8, 17363955), (10, 13891164), (12, 11575970), (14, 9922260), (15, 9260776), (20, 6945582), (21, 6614840), (24, 5787985), (28, 4961130), (30, 4630388), (35, 3968904), (40, 3472791), (42, 3307420), (56, 2480565), (60, 2315194), (61, 2277240), (70, 1984452), (84, 1653710), (105, 1322968), (120, 1157597), (122, 1138620), (140, 992226), (168, 826855), (183, 759080), (210, 661484), (244, 569310), (280, 496113), (305, 455448), (366, 379540), (420, 330742), (427, 325320), (488, 284655), (610, 227724), (732, 189770), (840, 165371), (854, 162660), (915, 151816), (1220, 113862), (1281, 108440), (1464, 94885), (1708, 81330), (1830, 75908), (2135, 65064), (2440, 56931), (2562, 54220), (2711, 51240), (3416, 40665), (3660, 37954), (4270, 32532), (5124, 27110), (5422, 25620), (6405, 21688), (7320, 18977), (8133, 17080), (8540, 16266), (10248, 13555), (10844, 12810)]