21568998540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{346657}}^1$

素因数の和:346747

約数の個数: 96

約数和(自身を含む): 64994215104

約数和(自身を除く): 43425216564

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 61, 68, 85, 102, 122, 170, 183, 204, 244, 255, 305, 340, 366, 510, 610, 732, 915, 1020, 1037, 1220, 1830, 2074, 3111, 3660, 4148, 5185, 6222, 10370, 12444, 15555, 20740, 31110, 62220, 346657, 693314, 1039971, 1386628, 1733285, 2079942, 3466570, 4159884, 5199855, 5893169, 6933140, 10399710, 11786338, 17679507, 20799420, 21146077, 23572676, 29465845, 35359014, 42292154, 58931690, 63438231, 70718028, 84584308, 88397535, 105730385, 117863380, 126876462, 176795070, 211460770, 253752924, 317191155, 353590140, 359483309, 422921540, 634382310, 718966618, 1078449927, 1268764620, 1437933236, 1797416545, 2156899854, 3594833090, 4313799708, 5392249635, 7189666180, 10784499270, 21568998540]

約数ペア:

[(1, 21568998540), (2, 10784499270), (3, 7189666180), (4, 5392249635), (5, 4313799708), (6, 3594833090), (10, 2156899854), (12, 1797416545), (15, 1437933236), (17, 1268764620), (20, 1078449927), (30, 718966618), (34, 634382310), (51, 422921540), (60, 359483309), (61, 353590140), (68, 317191155), (85, 253752924), (102, 211460770), (122, 176795070), (170, 126876462), (183, 117863380), (204, 105730385), (244, 88397535), (255, 84584308), (305, 70718028), (340, 63438231), (366, 58931690), (510, 42292154), (610, 35359014), (732, 29465845), (915, 23572676), (1020, 21146077), (1037, 20799420), (1220, 17679507), (1830, 11786338), (2074, 10399710), (3111, 6933140), (3660, 5893169), (4148, 5199855), (5185, 4159884), (6222, 3466570), (10370, 2079942), (12444, 1733285), (15555, 1386628), (20740, 1039971), (31110, 693314), (62220, 346657)]