181639220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{457}}^1$

素因数の和:657

約数の個数: 96

約数和(自身を含む): 465357312

約数和(自身を除く): 283718092

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 167, 170, 238, 334, 340, 457, 476, 595, 668, 835, 914, 1169, 1190, 1670, 1828, 2285, 2338, 2380, 2839, 3199, 3340, 4570, 4676, 5678, 5845, 6398, 7769, 9140, 11356, 11690, 12796, 14195, 15538, 15995, 19873, 23380, 28390, 31076, 31990, 38845, 39746, 54383, 56780, 63980, 76319, 77690, 79492, 99365, 108766, 152638, 155380, 198730, 217532, 271915, 305276, 381595, 397460, 534233, 543830, 763190, 1068466, 1087660, 1297423, 1526380, 2136932, 2594846, 2671165, 5189692, 5342330, 6487115, 9081961, 10684660, 12974230, 18163922, 25948460, 36327844, 45409805, 90819610, 181639220]

約数ペア:

[(1, 181639220), (2, 90819610), (4, 45409805), (5, 36327844), (7, 25948460), (10, 18163922), (14, 12974230), (17, 10684660), (20, 9081961), (28, 6487115), (34, 5342330), (35, 5189692), (68, 2671165), (70, 2594846), (85, 2136932), (119, 1526380), (140, 1297423), (167, 1087660), (170, 1068466), (238, 763190), (334, 543830), (340, 534233), (457, 397460), (476, 381595), (595, 305276), (668, 271915), (835, 217532), (914, 198730), (1169, 155380), (1190, 152638), (1670, 108766), (1828, 99365), (2285, 79492), (2338, 77690), (2380, 76319), (2839, 63980), (3199, 56780), (3340, 54383), (4570, 39746), (4676, 38845), (5678, 31990), (5845, 31076), (6398, 28390), (7769, 23380), (9140, 19873), (11356, 15995), (11690, 15538), (12796, 14195)]