138937040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{463}}^1$

素因数の和:529

約数の個数: 120

約数和(自身を含む): 367309824

約数和(自身を除く): 228372784

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 121, 124, 155, 176, 220, 242, 248, 310, 341, 440, 463, 484, 496, 605, 620, 682, 880, 926, 968, 1210, 1240, 1364, 1705, 1852, 1936, 2315, 2420, 2480, 2728, 3410, 3704, 3751, 4630, 4840, 5093, 5456, 6820, 7408, 7502, 9260, 9680, 10186, 13640, 14353, 15004, 18520, 18755, 20372, 25465, 27280, 28706, 30008, 37040, 37510, 40744, 50930, 56023, 57412, 60016, 71765, 75020, 81488, 101860, 112046, 114824, 143530, 150040, 157883, 203720, 224092, 229648, 280115, 287060, 300080, 315766, 407440, 448184, 560230, 574120, 631532, 789415, 896368, 1120460, 1148240, 1263064, 1578830, 1736713, 2240920, 2526128, 3157660, 3473426, 4481840, 6315320, 6946852, 8683565, 12630640, 13893704, 17367130, 27787408, 34734260, 69468520, 138937040]

約数ペア:

[(1, 138937040), (2, 69468520), (4, 34734260), (5, 27787408), (8, 17367130), (10, 13893704), (11, 12630640), (16, 8683565), (20, 6946852), (22, 6315320), (31, 4481840), (40, 3473426), (44, 3157660), (55, 2526128), (62, 2240920), (80, 1736713), (88, 1578830), (110, 1263064), (121, 1148240), (124, 1120460), (155, 896368), (176, 789415), (220, 631532), (242, 574120), (248, 560230), (310, 448184), (341, 407440), (440, 315766), (463, 300080), (484, 287060), (496, 280115), (605, 229648), (620, 224092), (682, 203720), (880, 157883), (926, 150040), (968, 143530), (1210, 114824), (1240, 112046), (1364, 101860), (1705, 81488), (1852, 75020), (1936, 71765), (2315, 60016), (2420, 57412), (2480, 56023), (2728, 50930), (3410, 40744), (3704, 37510), (3751, 37040), (4630, 30008), (4840, 28706), (5093, 27280), (5456, 25465), (6820, 20372), (7408, 18755), (7502, 18520), (9260, 15004), (9680, 14353), (10186, 13640)]