438974340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{8783}}^1$

素因数の和:8826

約数の個数: 144

約数和(自身を含む): 1514080512

約数和(自身を除く): 1075106172

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 49, 51, 60, 68, 70, 84, 85, 98, 102, 105, 119, 140, 147, 170, 196, 204, 210, 238, 245, 255, 294, 340, 357, 420, 476, 490, 510, 588, 595, 714, 735, 833, 980, 1020, 1190, 1428, 1470, 1666, 1785, 2380, 2499, 2940, 3332, 3570, 4165, 4998, 7140, 8330, 8783, 9996, 12495, 16660, 17566, 24990, 26349, 35132, 43915, 49980, 52698, 61481, 87830, 105396, 122962, 131745, 149311, 175660, 184443, 245924, 263490, 298622, 307405, 368886, 430367, 447933, 526980, 597244, 614810, 737772, 746555, 860734, 895866, 922215, 1045177, 1229620, 1291101, 1493110, 1721468, 1791732, 1844430, 2090354, 2151835, 2239665, 2582202, 2986220, 3135531, 3688860, 4180708, 4303670, 4479330, 5164404, 5225885, 6271062, 6455505, 7316239, 8607340, 8958660, 10451770, 12542124, 12911010, 14632478, 15677655, 20903540, 21948717, 25822020, 29264956, 31355310, 36581195, 43897434, 62710620, 73162390, 87794868, 109743585, 146324780, 219487170, 438974340]

約数ペア:

[(1, 438974340), (2, 219487170), (3, 146324780), (4, 109743585), (5, 87794868), (6, 73162390), (7, 62710620), (10, 43897434), (12, 36581195), (14, 31355310), (15, 29264956), (17, 25822020), (20, 21948717), (21, 20903540), (28, 15677655), (30, 14632478), (34, 12911010), (35, 12542124), (42, 10451770), (49, 8958660), (51, 8607340), (60, 7316239), (68, 6455505), (70, 6271062), (84, 5225885), (85, 5164404), (98, 4479330), (102, 4303670), (105, 4180708), (119, 3688860), (140, 3135531), (147, 2986220), (170, 2582202), (196, 2239665), (204, 2151835), (210, 2090354), (238, 1844430), (245, 1791732), (255, 1721468), (294, 1493110), (340, 1291101), (357, 1229620), (420, 1045177), (476, 922215), (490, 895866), (510, 860734), (588, 746555), (595, 737772), (714, 614810), (735, 597244), (833, 526980), (980, 447933), (1020, 430367), (1190, 368886), (1428, 307405), (1470, 298622), (1666, 263490), (1785, 245924), (2380, 184443), (2499, 175660), (2940, 149311), (3332, 131745), (3570, 122962), (4165, 105396), (4998, 87830), (7140, 61481), (8330, 52698), (8783, 49980), (9996, 43915), (12495, 35132), (16660, 26349), (17566, 24990)]