1663830

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:178

約数の個数: 96

約数和(自身を含む): 5241600

約数和(自身を除く): 3577770

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 30, 35, 38, 42, 45, 57, 63, 70, 90, 95, 105, 114, 126, 133, 139, 171, 190, 210, 266, 278, 285, 315, 342, 399, 417, 570, 630, 665, 695, 798, 834, 855, 973, 1197, 1251, 1330, 1390, 1710, 1946, 1995, 2085, 2394, 2502, 2641, 2919, 3990, 4170, 4865, 5282, 5838, 5985, 6255, 7923, 8757, 9730, 11970, 12510, 13205, 14595, 15846, 17514, 18487, 23769, 26410, 29190, 36974, 39615, 43785, 47538, 55461, 79230, 87570, 92435, 110922, 118845, 166383, 184870, 237690, 277305, 332766, 554610, 831915, 1663830]

約数ペア:

[(1, 1663830), (2, 831915), (3, 554610), (5, 332766), (6, 277305), (7, 237690), (9, 184870), (10, 166383), (14, 118845), (15, 110922), (18, 92435), (19, 87570), (21, 79230), (30, 55461), (35, 47538), (38, 43785), (42, 39615), (45, 36974), (57, 29190), (63, 26410), (70, 23769), (90, 18487), (95, 17514), (105, 15846), (114, 14595), (126, 13205), (133, 12510), (139, 11970), (171, 9730), (190, 8757), (210, 7923), (266, 6255), (278, 5985), (285, 5838), (315, 5282), (342, 4865), (399, 4170), (417, 3990), (570, 2919), (630, 2641), (665, 2502), (695, 2394), (798, 2085), (834, 1995), (855, 1946), (973, 1710), (1197, 1390), (1251, 1330)]