345554520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4889}}^1$

素因数の和:4953

約数の個数: 128

約数和(自身を含む): 1126656000

約数和(自身を除く): 781101480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 31, 38, 40, 57, 60, 62, 76, 93, 95, 114, 120, 124, 152, 155, 186, 190, 228, 248, 285, 310, 372, 380, 456, 465, 570, 589, 620, 744, 760, 930, 1140, 1178, 1240, 1767, 1860, 2280, 2356, 2945, 3534, 3720, 4712, 4889, 5890, 7068, 8835, 9778, 11780, 14136, 14667, 17670, 19556, 23560, 24445, 29334, 35340, 39112, 48890, 58668, 70680, 73335, 92891, 97780, 117336, 146670, 151559, 185782, 195560, 278673, 293340, 303118, 371564, 454677, 464455, 557346, 586680, 606236, 743128, 757795, 909354, 928910, 1114692, 1212472, 1393365, 1515590, 1818708, 1857820, 2229384, 2273385, 2786730, 2879621, 3031180, 3637416, 3715640, 4546770, 5573460, 5759242, 6062360, 8638863, 9093540, 11146920, 11518484, 14398105, 17277726, 18187080, 23036968, 28796210, 34555452, 43194315, 57592420, 69110904, 86388630, 115184840, 172777260, 345554520]

約数ペア:

[(1, 345554520), (2, 172777260), (3, 115184840), (4, 86388630), (5, 69110904), (6, 57592420), (8, 43194315), (10, 34555452), (12, 28796210), (15, 23036968), (19, 18187080), (20, 17277726), (24, 14398105), (30, 11518484), (31, 11146920), (38, 9093540), (40, 8638863), (57, 6062360), (60, 5759242), (62, 5573460), (76, 4546770), (93, 3715640), (95, 3637416), (114, 3031180), (120, 2879621), (124, 2786730), (152, 2273385), (155, 2229384), (186, 1857820), (190, 1818708), (228, 1515590), (248, 1393365), (285, 1212472), (310, 1114692), (372, 928910), (380, 909354), (456, 757795), (465, 743128), (570, 606236), (589, 586680), (620, 557346), (744, 464455), (760, 454677), (930, 371564), (1140, 303118), (1178, 293340), (1240, 278673), (1767, 195560), (1860, 185782), (2280, 151559), (2356, 146670), (2945, 117336), (3534, 97780), (3720, 92891), (4712, 73335), (4889, 70680), (5890, 58668), (7068, 48890), (8835, 39112), (9778, 35340), (11780, 29334), (14136, 24445), (14667, 23560), (17670, 19556)]