7530200080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:742

約数の個数: 240

約数和(自身を含む): 20572683264

約数和(自身を除く): 13042483184

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 31, 38, 40, 52, 62, 65, 76, 80, 95, 104, 124, 130, 152, 155, 190, 208, 247, 248, 260, 304, 310, 361, 380, 403, 494, 496, 520, 589, 620, 647, 722, 760, 806, 988, 1040, 1178, 1235, 1240, 1294, 1444, 1520, 1612, 1805, 1976, 2015, 2356, 2470, 2480, 2588, 2888, 2945, 3224, 3235, 3610, 3952, 4030, 4693, 4712, 4940, 5176, 5776, 5890, 6448, 6470, 7220, 7657, 8060, 8411, 9386, 9424, 9880, 10352, 11191, 11780, 12293, 12940, 14440, 15314, 16120, 16822, 18772, 19760, 20057, 22382, 23465, 23560, 24586, 25880, 28880, 30628, 32240, 33644, 37544, 38285, 40114, 42055, 44764, 46930, 47120, 49172, 51760, 55955, 61256, 61465, 67288, 75088, 76570, 80228, 84110, 89528, 93860, 98344, 100285, 111910, 122512, 122930, 134576, 145483, 153140, 159809, 160456, 168220, 179056, 187720, 196688, 200570, 223820, 233567, 245860, 260741, 290966, 306280, 319618, 320912, 336440, 375440, 381083, 401140, 447640, 467134, 491720, 521482, 581932, 612560, 639236, 672880, 727415, 762166, 799045, 802280, 895280, 934268, 983440, 1042964, 1163864, 1167835, 1278472, 1303705, 1454830, 1524332, 1598090, 1604560, 1868536, 1905415, 2085928, 2327728, 2335670, 2556944, 2607410, 2909660, 3036371, 3048664, 3196180, 3737072, 3810830, 4171856, 4671340, 4954079, 5214820, 5819320, 6072742, 6097328, 6392360, 7240577, 7621660, 9342680, 9908158, 10429640, 11638640, 12145484, 12784720, 14481154, 15181855, 15243320, 18685360, 19816316, 20859280, 24290968, 24770395, 28962308, 30363710, 30486640, 36202885, 39632632, 48581936, 49540790, 57924616, 60727420, 72405770, 79265264, 94127501, 99081580, 115849232, 121454840, 144811540, 188255002, 198163160, 242909680, 289623080, 376510004, 396326320, 470637505, 579246160, 753020008, 941275010, 1506040016, 1882550020, 3765100040, 7530200080]

約数ペア:

[(1, 7530200080), (2, 3765100040), (4, 1882550020), (5, 1506040016), (8, 941275010), (10, 753020008), (13, 579246160), (16, 470637505), (19, 396326320), (20, 376510004), (26, 289623080), (31, 242909680), (38, 198163160), (40, 188255002), (52, 144811540), (62, 121454840), (65, 115849232), (76, 99081580), (80, 94127501), (95, 79265264), (104, 72405770), (124, 60727420), (130, 57924616), (152, 49540790), (155, 48581936), (190, 39632632), (208, 36202885), (247, 30486640), (248, 30363710), (260, 28962308), (304, 24770395), (310, 24290968), (361, 20859280), (380, 19816316), (403, 18685360), (494, 15243320), (496, 15181855), (520, 14481154), (589, 12784720), (620, 12145484), (647, 11638640), (722, 10429640), (760, 9908158), (806, 9342680), (988, 7621660), (1040, 7240577), (1178, 6392360), (1235, 6097328), (1240, 6072742), (1294, 5819320), (1444, 5214820), (1520, 4954079), (1612, 4671340), (1805, 4171856), (1976, 3810830), (2015, 3737072), (2356, 3196180), (2470, 3048664), (2480, 3036371), (2588, 2909660), (2888, 2607410), (2945, 2556944), (3224, 2335670), (3235, 2327728), (3610, 2085928), (3952, 1905415), (4030, 1868536), (4693, 1604560), (4712, 1598090), (4940, 1524332), (5176, 1454830), (5776, 1303705), (5890, 1278472), (6448, 1167835), (6470, 1163864), (7220, 1042964), (7657, 983440), (8060, 934268), (8411, 895280), (9386, 802280), (9424, 799045), (9880, 762166), (10352, 727415), (11191, 672880), (11780, 639236), (12293, 612560), (12940, 581932), (14440, 521482), (15314, 491720), (16120, 467134), (16822, 447640), (18772, 401140), (19760, 381083), (20057, 375440), (22382, 336440), (23465, 320912), (23560, 319618), (24586, 306280), (25880, 290966), (28880, 260741), (30628, 245860), (32240, 233567), (33644, 223820), (37544, 200570), (38285, 196688), (40114, 187720), (42055, 179056), (44764, 168220), (46930, 160456), (47120, 159809), (49172, 153140), (51760, 145483), (55955, 134576), (61256, 122930), (61465, 122512), (67288, 111910), (75088, 100285), (76570, 98344), (80228, 93860), (84110, 89528)]