20458232520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{11489}}^1$

素因数の和:11604

約数の個数: 256

約数和(自身を含む): 71476992000

約数和(自身を除く): 51018759480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 22, 24, 30, 33, 38, 40, 44, 55, 57, 60, 66, 71, 76, 88, 95, 110, 114, 120, 132, 142, 152, 165, 190, 209, 213, 220, 228, 264, 284, 285, 330, 355, 380, 418, 426, 440, 456, 568, 570, 627, 660, 710, 760, 781, 836, 852, 1045, 1065, 1140, 1254, 1320, 1349, 1420, 1562, 1672, 1704, 2090, 2130, 2280, 2343, 2508, 2698, 2840, 3124, 3135, 3905, 4047, 4180, 4260, 4686, 5016, 5396, 6248, 6270, 6745, 7810, 8094, 8360, 8520, 9372, 10792, 11489, 11715, 12540, 13490, 14839, 15620, 16188, 18744, 20235, 22978, 23430, 25080, 26980, 29678, 31240, 32376, 34467, 40470, 44517, 45956, 46860, 53960, 57445, 59356, 68934, 74195, 80940, 89034, 91912, 93720, 114890, 118712, 126379, 137868, 148390, 161880, 172335, 178068, 218291, 222585, 229780, 252758, 275736, 296780, 344670, 356136, 379137, 436582, 445170, 459560, 505516, 593560, 631895, 654873, 689340, 758274, 815719, 873164, 890340, 1011032, 1091455, 1263790, 1309746, 1378680, 1516548, 1631438, 1746328, 1780680, 1895685, 2182910, 2401201, 2447157, 2527580, 2619492, 3033096, 3262876, 3274365, 3791370, 4078595, 4365820, 4802402, 4894314, 5055160, 5238984, 6525752, 6548730, 7203603, 7582740, 8157190, 8731640, 8972909, 9604804, 9788628, 12006005, 12235785, 13097460, 14407206, 15165480, 15498661, 16314380, 17945818, 19209608, 19577256, 24012010, 24471570, 26194920, 26918727, 28814412, 30997322, 32628760, 35891636, 36018015, 44864545, 46495983, 48024020, 48943140, 53837454, 57628824, 61994644, 71783272, 72036030, 77493305, 89729090, 92991966, 96048040, 97886280, 107674908, 123989288, 134593635, 144072060, 154986610, 170485271, 179458180, 185983932, 215349816, 232479915, 269187270, 288144120, 309973220, 340970542, 358916360, 371967864, 464959830, 511455813, 538374540, 619946440, 681941084, 852426355, 929919660, 1022911626, 1076749080, 1363882168, 1704852710, 1859839320, 2045823252, 2557279065, 3409705420, 4091646504, 5114558130, 6819410840, 10229116260, 20458232520]

約数ペア:

[(1, 20458232520), (2, 10229116260), (3, 6819410840), (4, 5114558130), (5, 4091646504), (6, 3409705420), (8, 2557279065), (10, 2045823252), (11, 1859839320), (12, 1704852710), (15, 1363882168), (19, 1076749080), (20, 1022911626), (22, 929919660), (24, 852426355), (30, 681941084), (33, 619946440), (38, 538374540), (40, 511455813), (44, 464959830), (55, 371967864), (57, 358916360), (60, 340970542), (66, 309973220), (71, 288144120), (76, 269187270), (88, 232479915), (95, 215349816), (110, 185983932), (114, 179458180), (120, 170485271), (132, 154986610), (142, 144072060), (152, 134593635), (165, 123989288), (190, 107674908), (209, 97886280), (213, 96048040), (220, 92991966), (228, 89729090), (264, 77493305), (284, 72036030), (285, 71783272), (330, 61994644), (355, 57628824), (380, 53837454), (418, 48943140), (426, 48024020), (440, 46495983), (456, 44864545), (568, 36018015), (570, 35891636), (627, 32628760), (660, 30997322), (710, 28814412), (760, 26918727), (781, 26194920), (836, 24471570), (852, 24012010), (1045, 19577256), (1065, 19209608), (1140, 17945818), (1254, 16314380), (1320, 15498661), (1349, 15165480), (1420, 14407206), (1562, 13097460), (1672, 12235785), (1704, 12006005), (2090, 9788628), (2130, 9604804), (2280, 8972909), (2343, 8731640), (2508, 8157190), (2698, 7582740), (2840, 7203603), (3124, 6548730), (3135, 6525752), (3905, 5238984), (4047, 5055160), (4180, 4894314), (4260, 4802402), (4686, 4365820), (5016, 4078595), (5396, 3791370), (6248, 3274365), (6270, 3262876), (6745, 3033096), (7810, 2619492), (8094, 2527580), (8360, 2447157), (8520, 2401201), (9372, 2182910), (10792, 1895685), (11489, 1780680), (11715, 1746328), (12540, 1631438), (13490, 1516548), (14839, 1378680), (15620, 1309746), (16188, 1263790), (18744, 1091455), (20235, 1011032), (22978, 890340), (23430, 873164), (25080, 815719), (26980, 758274), (29678, 689340), (31240, 654873), (32376, 631895), (34467, 593560), (40470, 505516), (44517, 459560), (45956, 445170), (46860, 436582), (53960, 379137), (57445, 356136), (59356, 344670), (68934, 296780), (74195, 275736), (80940, 252758), (89034, 229780), (91912, 222585), (93720, 218291), (114890, 178068), (118712, 172335), (126379, 161880), (137868, 148390)]