399965580

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5569}}^1$

素因数の和:5613

約数の個数: 192

約数和(自身を含む): 1497216000

約数和(自身を除く): 1097250420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 54, 57, 60, 63, 70, 76, 84, 90, 95, 105, 108, 114, 126, 133, 135, 140, 171, 180, 189, 190, 210, 228, 252, 266, 270, 285, 315, 342, 378, 380, 399, 420, 513, 532, 540, 570, 630, 665, 684, 756, 798, 855, 945, 1026, 1140, 1197, 1260, 1330, 1596, 1710, 1890, 1995, 2052, 2394, 2565, 2660, 3420, 3591, 3780, 3990, 4788, 5130, 5569, 5985, 7182, 7980, 10260, 11138, 11970, 14364, 16707, 17955, 22276, 23940, 27845, 33414, 35910, 38983, 50121, 55690, 66828, 71820, 77966, 83535, 100242, 105811, 111380, 116949, 150363, 155932, 167070, 194915, 200484, 211622, 233898, 250605, 300726, 317433, 334140, 350847, 389830, 423244, 467796, 501210, 529055, 584745, 601452, 634866, 701694, 740677, 751815, 779660, 952299, 1002420, 1052541, 1058110, 1169490, 1269732, 1403388, 1481354, 1503630, 1587165, 1754235, 1904598, 2105082, 2116220, 2222031, 2338980, 2856897, 2962708, 3007260, 3174330, 3508470, 3703385, 3809196, 4210164, 4444062, 4761495, 5262705, 5713794, 6348660, 6666093, 7016940, 7406770, 8888124, 9522990, 10525410, 11110155, 11427588, 13332186, 14284485, 14813540, 19045980, 19998279, 21050820, 22220310, 26664372, 28568970, 33330465, 39996558, 44440620, 57137940, 66660930, 79993116, 99991395, 133321860, 199982790, 399965580]

約数ペア:

[(1, 399965580), (2, 199982790), (3, 133321860), (4, 99991395), (5, 79993116), (6, 66660930), (7, 57137940), (9, 44440620), (10, 39996558), (12, 33330465), (14, 28568970), (15, 26664372), (18, 22220310), (19, 21050820), (20, 19998279), (21, 19045980), (27, 14813540), (28, 14284485), (30, 13332186), (35, 11427588), (36, 11110155), (38, 10525410), (42, 9522990), (45, 8888124), (54, 7406770), (57, 7016940), (60, 6666093), (63, 6348660), (70, 5713794), (76, 5262705), (84, 4761495), (90, 4444062), (95, 4210164), (105, 3809196), (108, 3703385), (114, 3508470), (126, 3174330), (133, 3007260), (135, 2962708), (140, 2856897), (171, 2338980), (180, 2222031), (189, 2116220), (190, 2105082), (210, 1904598), (228, 1754235), (252, 1587165), (266, 1503630), (270, 1481354), (285, 1403388), (315, 1269732), (342, 1169490), (378, 1058110), (380, 1052541), (399, 1002420), (420, 952299), (513, 779660), (532, 751815), (540, 740677), (570, 701694), (630, 634866), (665, 601452), (684, 584745), (756, 529055), (798, 501210), (855, 467796), (945, 423244), (1026, 389830), (1140, 350847), (1197, 334140), (1260, 317433), (1330, 300726), (1596, 250605), (1710, 233898), (1890, 211622), (1995, 200484), (2052, 194915), (2394, 167070), (2565, 155932), (2660, 150363), (3420, 116949), (3591, 111380), (3780, 105811), (3990, 100242), (4788, 83535), (5130, 77966), (5569, 71820), (5985, 66828), (7182, 55690), (7980, 50121), (10260, 38983), (11138, 35910), (11970, 33414), (14364, 27845), (16707, 23940), (17955, 22276)]