20996848440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{757}}^1\times {\mathrm{77047}}^1$

素因数の和:77821

約数の個数: 96

約数和(自身を含む): 68330789280

約数和(自身を除く): 47333940840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 757, 1514, 2271, 3028, 3785, 4542, 6056, 6813, 7570, 9084, 11355, 13626, 15140, 18168, 22710, 27252, 30280, 34065, 45420, 54504, 68130, 77047, 90840, 136260, 154094, 231141, 272520, 308188, 385235, 462282, 616376, 693423, 770470, 924564, 1155705, 1386846, 1540940, 1849128, 2311410, 2773692, 3081880, 3467115, 4622820, 5547384, 6934230, 9245640, 13868460, 27736920, 58324579, 116649158, 174973737, 233298316, 291622895, 349947474, 466596632, 524921211, 583245790, 699894948, 874868685, 1049842422, 1166491580, 1399789896, 1749737370, 2099684844, 2332983160, 2624606055, 3499474740, 4199369688, 5249212110, 6998949480, 10498424220, 20996848440]

約数ペア:

[(1, 20996848440), (2, 10498424220), (3, 6998949480), (4, 5249212110), (5, 4199369688), (6, 3499474740), (8, 2624606055), (9, 2332983160), (10, 2099684844), (12, 1749737370), (15, 1399789896), (18, 1166491580), (20, 1049842422), (24, 874868685), (30, 699894948), (36, 583245790), (40, 524921211), (45, 466596632), (60, 349947474), (72, 291622895), (90, 233298316), (120, 174973737), (180, 116649158), (360, 58324579), (757, 27736920), (1514, 13868460), (2271, 9245640), (3028, 6934230), (3785, 5547384), (4542, 4622820), (6056, 3467115), (6813, 3081880), (7570, 2773692), (9084, 2311410), (11355, 1849128), (13626, 1540940), (15140, 1386846), (18168, 1155705), (22710, 924564), (27252, 770470), (30280, 693423), (34065, 616376), (45420, 462282), (54504, 385235), (68130, 308188), (77047, 272520), (90840, 231141), (136260, 154094)]