65237640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:148

約数の個数: 256

約数和(自身を含む): 232243200

約数和(自身を除く): 167005560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 31, 38, 39, 40, 52, 57, 60, 62, 65, 71, 76, 78, 93, 95, 104, 114, 120, 124, 130, 142, 152, 155, 156, 186, 190, 195, 213, 228, 247, 248, 260, 284, 285, 310, 312, 355, 372, 380, 390, 403, 426, 456, 465, 494, 520, 568, 570, 589, 620, 710, 741, 744, 760, 780, 806, 852, 923, 930, 988, 1065, 1140, 1178, 1209, 1235, 1240, 1349, 1420, 1482, 1560, 1612, 1704, 1767, 1846, 1860, 1976, 2015, 2130, 2201, 2280, 2356, 2418, 2470, 2698, 2769, 2840, 2945, 2964, 3224, 3534, 3692, 3705, 3720, 4030, 4047, 4260, 4402, 4615, 4712, 4836, 4940, 5396, 5538, 5890, 5928, 6045, 6603, 6745, 7068, 7384, 7410, 7657, 8060, 8094, 8520, 8804, 8835, 9230, 9672, 9880, 10792, 11005, 11076, 11780, 12090, 13206, 13490, 13845, 14136, 14820, 15314, 16120, 16188, 17537, 17608, 17670, 18460, 20235, 22010, 22152, 22971, 23560, 24180, 26412, 26980, 27690, 28613, 29640, 30628, 32376, 33015, 35074, 35340, 36920, 38285, 40470, 41819, 44020, 45942, 48360, 52611, 52824, 53960, 55380, 57226, 61256, 66030, 70148, 70680, 76570, 80940, 83638, 85839, 87685, 88040, 91884, 105222, 110760, 114452, 114855, 125457, 132060, 140296, 143065, 153140, 161880, 167276, 171678, 175370, 183768, 209095, 210444, 228904, 229710, 250914, 263055, 264120, 286130, 306280, 334552, 343356, 350740, 418190, 420888, 429195, 459420, 501828, 526110, 543647, 572260, 627285, 686712, 701480, 836380, 858390, 918840, 1003656, 1052220, 1087294, 1144520, 1254570, 1630941, 1672760, 1716780, 2104440, 2174588, 2509140, 2718235, 3261882, 3433560, 4349176, 5018280, 5436470, 6523764, 8154705, 10872940, 13047528, 16309410, 21745880, 32618820, 65237640]

約数ペア:

[(1, 65237640), (2, 32618820), (3, 21745880), (4, 16309410), (5, 13047528), (6, 10872940), (8, 8154705), (10, 6523764), (12, 5436470), (13, 5018280), (15, 4349176), (19, 3433560), (20, 3261882), (24, 2718235), (26, 2509140), (30, 2174588), (31, 2104440), (38, 1716780), (39, 1672760), (40, 1630941), (52, 1254570), (57, 1144520), (60, 1087294), (62, 1052220), (65, 1003656), (71, 918840), (76, 858390), (78, 836380), (93, 701480), (95, 686712), (104, 627285), (114, 572260), (120, 543647), (124, 526110), (130, 501828), (142, 459420), (152, 429195), (155, 420888), (156, 418190), (186, 350740), (190, 343356), (195, 334552), (213, 306280), (228, 286130), (247, 264120), (248, 263055), (260, 250914), (284, 229710), (285, 228904), (310, 210444), (312, 209095), (355, 183768), (372, 175370), (380, 171678), (390, 167276), (403, 161880), (426, 153140), (456, 143065), (465, 140296), (494, 132060), (520, 125457), (568, 114855), (570, 114452), (589, 110760), (620, 105222), (710, 91884), (741, 88040), (744, 87685), (760, 85839), (780, 83638), (806, 80940), (852, 76570), (923, 70680), (930, 70148), (988, 66030), (1065, 61256), (1140, 57226), (1178, 55380), (1209, 53960), (1235, 52824), (1240, 52611), (1349, 48360), (1420, 45942), (1482, 44020), (1560, 41819), (1612, 40470), (1704, 38285), (1767, 36920), (1846, 35340), (1860, 35074), (1976, 33015), (2015, 32376), (2130, 30628), (2201, 29640), (2280, 28613), (2356, 27690), (2418, 26980), (2470, 26412), (2698, 24180), (2769, 23560), (2840, 22971), (2945, 22152), (2964, 22010), (3224, 20235), (3534, 18460), (3692, 17670), (3705, 17608), (3720, 17537), (4030, 16188), (4047, 16120), (4260, 15314), (4402, 14820), (4615, 14136), (4712, 13845), (4836, 13490), (4940, 13206), (5396, 12090), (5538, 11780), (5890, 11076), (5928, 11005), (6045, 10792), (6603, 9880), (6745, 9672), (7068, 9230), (7384, 8835), (7410, 8804), (7657, 8520), (8060, 8094)]