620666928

素因数分解:

$2^4\times 3^3\times 7^2\times {\mathrm{109}}^1\times {\mathrm{269}}^1$

素因数の和:409

約数の個数: 240

約数和(自身を含む): 2099196000

約数和(自身を除く): 1478529072

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 49, 54, 56, 63, 72, 84, 98, 108, 109, 112, 126, 144, 147, 168, 189, 196, 216, 218, 252, 269, 294, 327, 336, 378, 392, 432, 436, 441, 504, 538, 588, 654, 756, 763, 784, 807, 872, 882, 981, 1008, 1076, 1176, 1308, 1323, 1512, 1526, 1614, 1744, 1764, 1883, 1962, 2152, 2289, 2352, 2421, 2616, 2646, 2943, 3024, 3052, 3228, 3528, 3766, 3924, 4304, 4578, 4842, 5232, 5292, 5341, 5649, 5886, 6104, 6456, 6867, 7056, 7263, 7532, 7848, 9156, 9684, 10584, 10682, 11298, 11772, 12208, 12912, 13181, 13734, 14526, 15064, 15696, 16023, 16947, 18312, 19368, 20601, 21168, 21364, 22596, 23544, 26362, 27468, 29052, 29321, 30128, 32046, 33894, 36624, 38736, 39543, 41202, 42728, 45192, 47088, 48069, 50841, 52724, 54936, 58104, 58642, 64092, 67788, 79086, 82404, 85456, 87963, 90384, 96138, 101682, 105448, 109872, 116208, 117284, 118629, 128184, 135576, 144207, 158172, 164808, 175926, 192276, 203364, 205247, 210896, 234568, 237258, 256368, 263889, 271152, 288414, 316344, 329616, 351852, 355887, 384552, 406728, 410494, 469136, 474516, 527778, 576828, 615741, 632688, 703704, 711774, 769104, 791667, 813456, 820988, 949032, 1055556, 1153656, 1231482, 1407408, 1423548, 1436729, 1583334, 1641976, 1847223, 1898064, 2111112, 2307312, 2462964, 2847096, 2873458, 3166668, 3283952, 3694446, 4222224, 4310187, 4925928, 5541669, 5694192, 5746916, 6333336, 7388892, 8620374, 9851856, 11083338, 11493832, 12666672, 12930561, 14777784, 17240748, 22166676, 22987664, 25861122, 29555568, 34481496, 38791683, 44333352, 51722244, 68962992, 77583366, 88666704, 103444488, 155166732, 206888976, 310333464, 620666928]

約数ペア:

[(1, 620666928), (2, 310333464), (3, 206888976), (4, 155166732), (6, 103444488), (7, 88666704), (8, 77583366), (9, 68962992), (12, 51722244), (14, 44333352), (16, 38791683), (18, 34481496), (21, 29555568), (24, 25861122), (27, 22987664), (28, 22166676), (36, 17240748), (42, 14777784), (48, 12930561), (49, 12666672), (54, 11493832), (56, 11083338), (63, 9851856), (72, 8620374), (84, 7388892), (98, 6333336), (108, 5746916), (109, 5694192), (112, 5541669), (126, 4925928), (144, 4310187), (147, 4222224), (168, 3694446), (189, 3283952), (196, 3166668), (216, 2873458), (218, 2847096), (252, 2462964), (269, 2307312), (294, 2111112), (327, 1898064), (336, 1847223), (378, 1641976), (392, 1583334), (432, 1436729), (436, 1423548), (441, 1407408), (504, 1231482), (538, 1153656), (588, 1055556), (654, 949032), (756, 820988), (763, 813456), (784, 791667), (807, 769104), (872, 711774), (882, 703704), (981, 632688), (1008, 615741), (1076, 576828), (1176, 527778), (1308, 474516), (1323, 469136), (1512, 410494), (1526, 406728), (1614, 384552), (1744, 355887), (1764, 351852), (1883, 329616), (1962, 316344), (2152, 288414), (2289, 271152), (2352, 263889), (2421, 256368), (2616, 237258), (2646, 234568), (2943, 210896), (3024, 205247), (3052, 203364), (3228, 192276), (3528, 175926), (3766, 164808), (3924, 158172), (4304, 144207), (4578, 135576), (4842, 128184), (5232, 118629), (5292, 117284), (5341, 116208), (5649, 109872), (5886, 105448), (6104, 101682), (6456, 96138), (6867, 90384), (7056, 87963), (7263, 85456), (7532, 82404), (7848, 79086), (9156, 67788), (9684, 64092), (10584, 58642), (10682, 58104), (11298, 54936), (11772, 52724), (12208, 50841), (12912, 48069), (13181, 47088), (13734, 45192), (14526, 42728), (15064, 41202), (15696, 39543), (16023, 38736), (16947, 36624), (18312, 33894), (19368, 32046), (20601, 30128), (21168, 29321), (21364, 29052), (22596, 27468), (23544, 26362)]