255415440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{587}}^1$

素因数の和:654

約数の個数: 240

約数和(自身を含む): 947564352

約数和(自身を除く): 692148912

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 37, 40, 42, 48, 49, 56, 60, 70, 74, 80, 84, 98, 105, 111, 112, 120, 140, 147, 148, 168, 185, 196, 210, 222, 240, 245, 259, 280, 294, 296, 336, 370, 392, 420, 444, 490, 518, 555, 560, 587, 588, 592, 735, 740, 777, 784, 840, 888, 980, 1036, 1110, 1174, 1176, 1295, 1470, 1480, 1554, 1680, 1761, 1776, 1813, 1960, 2072, 2220, 2348, 2352, 2590, 2935, 2940, 2960, 3108, 3522, 3626, 3885, 3920, 4109, 4144, 4440, 4696, 5180, 5439, 5870, 5880, 6216, 7044, 7252, 7770, 8218, 8805, 8880, 9065, 9392, 10360, 10878, 11740, 11760, 12327, 12432, 14088, 14504, 15540, 16436, 17610, 18130, 20545, 20720, 21719, 21756, 23480, 24654, 27195, 28176, 28763, 29008, 31080, 32872, 35220, 36260, 41090, 43438, 43512, 46960, 49308, 54390, 57526, 61635, 62160, 65157, 65744, 70440, 72520, 82180, 86289, 86876, 87024, 98616, 108595, 108780, 115052, 123270, 130314, 140880, 143815, 145040, 152033, 164360, 172578, 173752, 197232, 217190, 217560, 230104, 246540, 260628, 287630, 304066, 325785, 328720, 345156, 347504, 431445, 434380, 435120, 456099, 460208, 493080, 521256, 575260, 608132, 651570, 690312, 760165, 862890, 868760, 912198, 986160, 1042512, 1064231, 1150520, 1216264, 1303140, 1380624, 1520330, 1725780, 1737520, 1824396, 2128462, 2280495, 2301040, 2432528, 2606280, 3040660, 3192693, 3451560, 3648792, 4256924, 4560990, 5212560, 5321155, 6081320, 6385386, 6903120, 7297584, 8513848, 9121980, 10642310, 12162640, 12770772, 15963465, 17027696, 18243960, 21284620, 25541544, 31926930, 36487920, 42569240, 51083088, 63853860, 85138480, 127707720, 255415440]

約数ペア:

[(1, 255415440), (2, 127707720), (3, 85138480), (4, 63853860), (5, 51083088), (6, 42569240), (7, 36487920), (8, 31926930), (10, 25541544), (12, 21284620), (14, 18243960), (15, 17027696), (16, 15963465), (20, 12770772), (21, 12162640), (24, 10642310), (28, 9121980), (30, 8513848), (35, 7297584), (37, 6903120), (40, 6385386), (42, 6081320), (48, 5321155), (49, 5212560), (56, 4560990), (60, 4256924), (70, 3648792), (74, 3451560), (80, 3192693), (84, 3040660), (98, 2606280), (105, 2432528), (111, 2301040), (112, 2280495), (120, 2128462), (140, 1824396), (147, 1737520), (148, 1725780), (168, 1520330), (185, 1380624), (196, 1303140), (210, 1216264), (222, 1150520), (240, 1064231), (245, 1042512), (259, 986160), (280, 912198), (294, 868760), (296, 862890), (336, 760165), (370, 690312), (392, 651570), (420, 608132), (444, 575260), (490, 521256), (518, 493080), (555, 460208), (560, 456099), (587, 435120), (588, 434380), (592, 431445), (735, 347504), (740, 345156), (777, 328720), (784, 325785), (840, 304066), (888, 287630), (980, 260628), (1036, 246540), (1110, 230104), (1174, 217560), (1176, 217190), (1295, 197232), (1470, 173752), (1480, 172578), (1554, 164360), (1680, 152033), (1761, 145040), (1776, 143815), (1813, 140880), (1960, 130314), (2072, 123270), (2220, 115052), (2348, 108780), (2352, 108595), (2590, 98616), (2935, 87024), (2940, 86876), (2960, 86289), (3108, 82180), (3522, 72520), (3626, 70440), (3885, 65744), (3920, 65157), (4109, 62160), (4144, 61635), (4440, 57526), (4696, 54390), (5180, 49308), (5439, 46960), (5870, 43512), (5880, 43438), (6216, 41090), (7044, 36260), (7252, 35220), (7770, 32872), (8218, 31080), (8805, 29008), (8880, 28763), (9065, 28176), (9392, 27195), (10360, 24654), (10878, 23480), (11740, 21756), (11760, 21719), (12327, 20720), (12432, 20545), (14088, 18130), (14504, 17610), (15540, 16436)]