71031120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:493

約数の個数: 160

約数和(自身を含む): 238615680

約数和(自身を除く): 167584560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 37, 38, 40, 48, 57, 60, 74, 76, 80, 95, 111, 114, 120, 148, 152, 185, 190, 222, 228, 240, 285, 296, 304, 370, 380, 421, 444, 456, 555, 570, 592, 703, 740, 760, 842, 888, 912, 1110, 1140, 1263, 1406, 1480, 1520, 1684, 1776, 2105, 2109, 2220, 2280, 2526, 2812, 2960, 3368, 3515, 4210, 4218, 4440, 4560, 5052, 5624, 6315, 6736, 7030, 7999, 8420, 8436, 8880, 10104, 10545, 11248, 12630, 14060, 15577, 15998, 16840, 16872, 20208, 21090, 23997, 25260, 28120, 31154, 31996, 33680, 33744, 39995, 42180, 46731, 47994, 50520, 56240, 62308, 63992, 77885, 79990, 84360, 93462, 95988, 101040, 119985, 124616, 127984, 155770, 159980, 168720, 186924, 191976, 233655, 239970, 249232, 295963, 311540, 319960, 373848, 383952, 467310, 479940, 591926, 623080, 639920, 747696, 887889, 934620, 959880, 1183852, 1246160, 1479815, 1775778, 1869240, 1919760, 2367704, 2959630, 3551556, 3738480, 4439445, 4735408, 5919260, 7103112, 8878890, 11838520, 14206224, 17757780, 23677040, 35515560, 71031120]

約数ペア:

[(1, 71031120), (2, 35515560), (3, 23677040), (4, 17757780), (5, 14206224), (6, 11838520), (8, 8878890), (10, 7103112), (12, 5919260), (15, 4735408), (16, 4439445), (19, 3738480), (20, 3551556), (24, 2959630), (30, 2367704), (37, 1919760), (38, 1869240), (40, 1775778), (48, 1479815), (57, 1246160), (60, 1183852), (74, 959880), (76, 934620), (80, 887889), (95, 747696), (111, 639920), (114, 623080), (120, 591926), (148, 479940), (152, 467310), (185, 383952), (190, 373848), (222, 319960), (228, 311540), (240, 295963), (285, 249232), (296, 239970), (304, 233655), (370, 191976), (380, 186924), (421, 168720), (444, 159980), (456, 155770), (555, 127984), (570, 124616), (592, 119985), (703, 101040), (740, 95988), (760, 93462), (842, 84360), (888, 79990), (912, 77885), (1110, 63992), (1140, 62308), (1263, 56240), (1406, 50520), (1480, 47994), (1520, 46731), (1684, 42180), (1776, 39995), (2105, 33744), (2109, 33680), (2220, 31996), (2280, 31154), (2526, 28120), (2812, 25260), (2960, 23997), (3368, 21090), (3515, 20208), (4210, 16872), (4218, 16840), (4440, 15998), (4560, 15577), (5052, 14060), (5624, 12630), (6315, 11248), (6736, 10545), (7030, 10104), (7999, 8880), (8420, 8436)]