16845780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2111}}^1$

素因数の和:2149

約数の個数: 96

約数和(自身を含む): 56770560

約数和(自身を除く): 39924780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2111, 2660, 3990, 4222, 6333, 7980, 8444, 10555, 12666, 14777, 21110, 25332, 29554, 31665, 40109, 42220, 44331, 59108, 63330, 73885, 80218, 88662, 120327, 126660, 147770, 160436, 177324, 200545, 221655, 240654, 280763, 295540, 401090, 443310, 481308, 561526, 601635, 802180, 842289, 886620, 1123052, 1203270, 1403815, 1684578, 2406540, 2807630, 3369156, 4211445, 5615260, 8422890, 16845780]

約数ペア:

[(1, 16845780), (2, 8422890), (3, 5615260), (4, 4211445), (5, 3369156), (6, 2807630), (7, 2406540), (10, 1684578), (12, 1403815), (14, 1203270), (15, 1123052), (19, 886620), (20, 842289), (21, 802180), (28, 601635), (30, 561526), (35, 481308), (38, 443310), (42, 401090), (57, 295540), (60, 280763), (70, 240654), (76, 221655), (84, 200545), (95, 177324), (105, 160436), (114, 147770), (133, 126660), (140, 120327), (190, 88662), (210, 80218), (228, 73885), (266, 63330), (285, 59108), (380, 44331), (399, 42220), (420, 40109), (532, 31665), (570, 29554), (665, 25332), (798, 21110), (1140, 14777), (1330, 12666), (1596, 10555), (1995, 8444), (2111, 7980), (2660, 6333), (3990, 4222)]