28993560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:209

約数の個数: 128

約数和(自身を含む): 91445760

約数和(自身を除く): 62452200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 71, 82, 83, 120, 123, 142, 164, 166, 205, 213, 246, 249, 284, 328, 332, 355, 410, 415, 426, 492, 498, 568, 615, 664, 710, 820, 830, 852, 984, 996, 1065, 1230, 1245, 1420, 1640, 1660, 1704, 1992, 2130, 2460, 2490, 2840, 2911, 3320, 3403, 4260, 4920, 4980, 5822, 5893, 6806, 8520, 8733, 9960, 10209, 11644, 11786, 13612, 14555, 17015, 17466, 17679, 20418, 23288, 23572, 27224, 29110, 29465, 34030, 34932, 35358, 40836, 43665, 47144, 51045, 58220, 58930, 68060, 69864, 70716, 81672, 87330, 88395, 102090, 116440, 117860, 136120, 141432, 174660, 176790, 204180, 235720, 241613, 349320, 353580, 408360, 483226, 707160, 724839, 966452, 1208065, 1449678, 1932904, 2416130, 2899356, 3624195, 4832260, 5798712, 7248390, 9664520, 14496780, 28993560]

約数ペア:

[(1, 28993560), (2, 14496780), (3, 9664520), (4, 7248390), (5, 5798712), (6, 4832260), (8, 3624195), (10, 2899356), (12, 2416130), (15, 1932904), (20, 1449678), (24, 1208065), (30, 966452), (40, 724839), (41, 707160), (60, 483226), (71, 408360), (82, 353580), (83, 349320), (120, 241613), (123, 235720), (142, 204180), (164, 176790), (166, 174660), (205, 141432), (213, 136120), (246, 117860), (249, 116440), (284, 102090), (328, 88395), (332, 87330), (355, 81672), (410, 70716), (415, 69864), (426, 68060), (492, 58930), (498, 58220), (568, 51045), (615, 47144), (664, 43665), (710, 40836), (820, 35358), (830, 34932), (852, 34030), (984, 29465), (996, 29110), (1065, 27224), (1230, 23572), (1245, 23288), (1420, 20418), (1640, 17679), (1660, 17466), (1704, 17015), (1992, 14555), (2130, 13612), (2460, 11786), (2490, 11644), (2840, 10209), (2911, 9960), (3320, 8733), (3403, 8520), (4260, 6806), (4920, 5893), (4980, 5822)]