21569650020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{317}}^1\times {\mathrm{6197}}^1$

素因数の和:6590

約数の個数: 144

約数和(自身を含む): 66721073328

約数和(自身を除く): 45151423308

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 317, 366, 549, 610, 634, 732, 915, 951, 1098, 1220, 1268, 1585, 1830, 1902, 2196, 2745, 2853, 3170, 3660, 3804, 4755, 5490, 5706, 6197, 6340, 9510, 10980, 11412, 12394, 14265, 18591, 19020, 19337, 24788, 28530, 30985, 37182, 38674, 55773, 57060, 58011, 61970, 74364, 77348, 92955, 96685, 111546, 116022, 123940, 174033, 185910, 193370, 223092, 232044, 278865, 290055, 348066, 371820, 378017, 386740, 557730, 580110, 696132, 756034, 870165, 1115460, 1134051, 1160220, 1512068, 1740330, 1890085, 1964449, 2268102, 3402153, 3480660, 3780170, 3928898, 4536204, 5670255, 5893347, 6804306, 7560340, 7857796, 9822245, 11340510, 11786694, 13608612, 17010765, 17680041, 19644490, 22681020, 23573388, 29466735, 34021530, 35360082, 39288980, 58933470, 68043060, 70720164, 88400205, 117866940, 119831389, 176800410, 239662778, 353600820, 359494167, 479325556, 599156945, 718988334, 1078482501, 1198313890, 1437976668, 1797470835, 2156965002, 2396627780, 3594941670, 4313930004, 5392412505, 7189883340, 10784825010, 21569650020]

約数ペア:

[(1, 21569650020), (2, 10784825010), (3, 7189883340), (4, 5392412505), (5, 4313930004), (6, 3594941670), (9, 2396627780), (10, 2156965002), (12, 1797470835), (15, 1437976668), (18, 1198313890), (20, 1078482501), (30, 718988334), (36, 599156945), (45, 479325556), (60, 359494167), (61, 353600820), (90, 239662778), (122, 176800410), (180, 119831389), (183, 117866940), (244, 88400205), (305, 70720164), (317, 68043060), (366, 58933470), (549, 39288980), (610, 35360082), (634, 34021530), (732, 29466735), (915, 23573388), (951, 22681020), (1098, 19644490), (1220, 17680041), (1268, 17010765), (1585, 13608612), (1830, 11786694), (1902, 11340510), (2196, 9822245), (2745, 7857796), (2853, 7560340), (3170, 6804306), (3660, 5893347), (3804, 5670255), (4755, 4536204), (5490, 3928898), (5706, 3780170), (6197, 3480660), (6340, 3402153), (9510, 2268102), (10980, 1964449), (11412, 1890085), (12394, 1740330), (14265, 1512068), (18591, 1160220), (19020, 1134051), (19337, 1115460), (24788, 870165), (28530, 756034), (30985, 696132), (37182, 580110), (38674, 557730), (55773, 386740), (57060, 378017), (58011, 371820), (61970, 348066), (74364, 290055), (77348, 278865), (92955, 232044), (96685, 223092), (111546, 193370), (116022, 185910), (123940, 174033)]