7280040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:167

約数の個数: 128

約数和(自身を含む): 23961600

約数和(自身を除く): 16681560

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, 103, 114, 120, 124, 152, 155, 186, 190, 206, 228, 248, 285, 309, 310, 372, 380, 412, 456, 465, 515, 570, 589, 618, 620, 744, 760, 824, 930, 1030, 1140, 1178, 1236, 1240, 1545, 1767, 1860, 1957, 2060, 2280, 2356, 2472, 2945, 3090, 3193, 3534, 3720, 3914, 4120, 4712, 5871, 5890, 6180, 6386, 7068, 7828, 8835, 9579, 9785, 11742, 11780, 12360, 12772, 14136, 15656, 15965, 17670, 19158, 19570, 23484, 23560, 25544, 29355, 31930, 35340, 38316, 39140, 46968, 47895, 58710, 60667, 63860, 70680, 76632, 78280, 95790, 117420, 121334, 127720, 182001, 191580, 234840, 242668, 303335, 364002, 383160, 485336, 606670, 728004, 910005, 1213340, 1456008, 1820010, 2426680, 3640020, 7280040]

約数ペア:

[(1, 7280040), (2, 3640020), (3, 2426680), (4, 1820010), (5, 1456008), (6, 1213340), (8, 910005), (10, 728004), (12, 606670), (15, 485336), (19, 383160), (20, 364002), (24, 303335), (30, 242668), (31, 234840), (38, 191580), (40, 182001), (57, 127720), (60, 121334), (62, 117420), (76, 95790), (93, 78280), (95, 76632), (103, 70680), (114, 63860), (120, 60667), (124, 58710), (152, 47895), (155, 46968), (186, 39140), (190, 38316), (206, 35340), (228, 31930), (248, 29355), (285, 25544), (309, 23560), (310, 23484), (372, 19570), (380, 19158), (412, 17670), (456, 15965), (465, 15656), (515, 14136), (570, 12772), (589, 12360), (618, 11780), (620, 11742), (744, 9785), (760, 9579), (824, 8835), (930, 7828), (1030, 7068), (1140, 6386), (1178, 6180), (1236, 5890), (1240, 5871), (1545, 4712), (1767, 4120), (1860, 3914), (1957, 3720), (2060, 3534), (2280, 3193), (2356, 3090), (2472, 2945)]