2417940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1$

素因数の和:142

約数の個数: 144

約数和(自身を含む): 8910720

約数和(自身を除く): 6492780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 101, 105, 114, 126, 133, 140, 171, 180, 190, 202, 210, 228, 252, 266, 285, 303, 315, 342, 380, 399, 404, 420, 505, 532, 570, 606, 630, 665, 684, 707, 798, 855, 909, 1010, 1140, 1197, 1212, 1260, 1330, 1414, 1515, 1596, 1710, 1818, 1919, 1995, 2020, 2121, 2394, 2660, 2828, 3030, 3420, 3535, 3636, 3838, 3990, 4242, 4545, 4788, 5757, 5985, 6060, 6363, 7070, 7676, 7980, 8484, 9090, 9595, 10605, 11514, 11970, 12726, 13433, 14140, 17271, 18180, 19190, 21210, 23028, 23940, 25452, 26866, 28785, 31815, 34542, 38380, 40299, 42420, 53732, 57570, 63630, 67165, 69084, 80598, 86355, 115140, 120897, 127260, 134330, 161196, 172710, 201495, 241794, 268660, 345420, 402990, 483588, 604485, 805980, 1208970, 2417940]

約数ペア:

[(1, 2417940), (2, 1208970), (3, 805980), (4, 604485), (5, 483588), (6, 402990), (7, 345420), (9, 268660), (10, 241794), (12, 201495), (14, 172710), (15, 161196), (18, 134330), (19, 127260), (20, 120897), (21, 115140), (28, 86355), (30, 80598), (35, 69084), (36, 67165), (38, 63630), (42, 57570), (45, 53732), (57, 42420), (60, 40299), (63, 38380), (70, 34542), (76, 31815), (84, 28785), (90, 26866), (95, 25452), (101, 23940), (105, 23028), (114, 21210), (126, 19190), (133, 18180), (140, 17271), (171, 14140), (180, 13433), (190, 12726), (202, 11970), (210, 11514), (228, 10605), (252, 9595), (266, 9090), (285, 8484), (303, 7980), (315, 7676), (342, 7070), (380, 6363), (399, 6060), (404, 5985), (420, 5757), (505, 4788), (532, 4545), (570, 4242), (606, 3990), (630, 3838), (665, 3636), (684, 3535), (707, 3420), (798, 3030), (855, 2828), (909, 2660), (1010, 2394), (1140, 2121), (1197, 2020), (1212, 1995), (1260, 1919), (1330, 1818), (1414, 1710), (1515, 1596)]