72917580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{199}}^1$

素因数の和:439

約数の個数: 96

約数和(自身を含む): 212889600

約数和(自身を除く): 139972020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 197, 199, 310, 372, 394, 398, 465, 591, 597, 620, 788, 796, 930, 985, 995, 1182, 1194, 1860, 1970, 1990, 2364, 2388, 2955, 2985, 3940, 3980, 5910, 5970, 6107, 6169, 11820, 11940, 12214, 12338, 18321, 18507, 24428, 24676, 30535, 30845, 36642, 37014, 39203, 61070, 61690, 73284, 74028, 78406, 91605, 92535, 117609, 122140, 123380, 156812, 183210, 185070, 196015, 235218, 366420, 370140, 392030, 470436, 588045, 784060, 1176090, 1215293, 2352180, 2430586, 3645879, 4861172, 6076465, 7291758, 12152930, 14583516, 18229395, 24305860, 36458790, 72917580]

約数ペア:

[(1, 72917580), (2, 36458790), (3, 24305860), (4, 18229395), (5, 14583516), (6, 12152930), (10, 7291758), (12, 6076465), (15, 4861172), (20, 3645879), (30, 2430586), (31, 2352180), (60, 1215293), (62, 1176090), (93, 784060), (124, 588045), (155, 470436), (186, 392030), (197, 370140), (199, 366420), (310, 235218), (372, 196015), (394, 185070), (398, 183210), (465, 156812), (591, 123380), (597, 122140), (620, 117609), (788, 92535), (796, 91605), (930, 78406), (985, 74028), (995, 73284), (1182, 61690), (1194, 61070), (1860, 39203), (1970, 37014), (1990, 36642), (2364, 30845), (2388, 30535), (2955, 24676), (2985, 24428), (3940, 18507), (3980, 18321), (5910, 12338), (5970, 12214), (6107, 11940), (6169, 11820)]