628640460

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8753}}^1$

素因数の和:8797

約数の個数: 192

約数和(自身を含む): 2353075200

約数和(自身を除く): 1724434740

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, 5985, 7182, 7980, 8753, 10260, 11970, 14364, 17506, 17955, 23940, 26259, 35012, 35910, 43765, 52518, 61271, 71820, 78777, 87530, 105036, 122542, 131295, 157554, 166307, 175060, 183813, 236331, 245084, 262590, 306355, 315108, 332614, 367626, 393885, 472662, 498921, 525180, 551439, 612710, 665228, 735252, 787770, 831535, 919065, 945324, 997842, 1102878, 1164149, 1181655, 1225420, 1496763, 1575540, 1654317, 1663070, 1838130, 1995684, 2205756, 2328298, 2363310, 2494605, 2757195, 2993526, 3308634, 3326140, 3492447, 3676260, 4490289, 4656596, 4726620, 4989210, 5514390, 5820745, 5987052, 6617268, 6984894, 7483815, 8271585, 8980578, 9978420, 10477341, 11028780, 11641490, 13969788, 14967630, 16543170, 17462235, 17961156, 20954682, 22451445, 23282980, 29935260, 31432023, 33086340, 34924470, 41909364, 44902890, 52386705, 62864046, 69848940, 89805780, 104773410, 125728092, 157160115, 209546820, 314320230, 628640460]

約数ペア:

[(1, 628640460), (2, 314320230), (3, 209546820), (4, 157160115), (5, 125728092), (6, 104773410), (7, 89805780), (9, 69848940), (10, 62864046), (12, 52386705), (14, 44902890), (15, 41909364), (18, 34924470), (19, 33086340), (20, 31432023), (21, 29935260), (27, 23282980), (28, 22451445), (30, 20954682), (35, 17961156), (36, 17462235), (38, 16543170), (42, 14967630), (45, 13969788), (54, 11641490), (57, 11028780), (60, 10477341), (63, 9978420), (70, 8980578), (76, 8271585), (84, 7483815), (90, 6984894), (95, 6617268), (105, 5987052), (108, 5820745), (114, 5514390), (126, 4989210), (133, 4726620), (135, 4656596), (140, 4490289), (171, 3676260), (180, 3492447), (189, 3326140), (190, 3308634), (210, 2993526), (228, 2757195), (252, 2494605), (266, 2363310), (270, 2328298), (285, 2205756), (315, 1995684), (342, 1838130), (378, 1663070), (380, 1654317), (399, 1575540), (420, 1496763), (513, 1225420), (532, 1181655), (540, 1164149), (570, 1102878), (630, 997842), (665, 945324), (684, 919065), (756, 831535), (798, 787770), (855, 735252), (945, 665228), (1026, 612710), (1140, 551439), (1197, 525180), (1260, 498921), (1330, 472662), (1596, 393885), (1710, 367626), (1890, 332614), (1995, 315108), (2052, 306355), (2394, 262590), (2565, 245084), (2660, 236331), (3420, 183813), (3591, 175060), (3780, 166307), (3990, 157554), (4788, 131295), (5130, 122542), (5985, 105036), (7182, 87530), (7980, 78777), (8753, 71820), (10260, 61271), (11970, 52518), (14364, 43765), (17506, 35910), (17955, 35012), (23940, 26259)]