199922720

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2371}}^1$

素因数の和:2434

約数の個数: 96

約数和(自身を含む): 516450816

約数和(自身を除く): 316528096

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 68, 80, 85, 124, 136, 155, 160, 170, 248, 272, 310, 340, 496, 527, 544, 620, 680, 992, 1054, 1240, 1360, 2108, 2371, 2480, 2635, 2720, 4216, 4742, 4960, 5270, 8432, 9484, 10540, 11855, 16864, 18968, 21080, 23710, 37936, 40307, 42160, 47420, 73501, 75872, 80614, 84320, 94840, 147002, 161228, 189680, 201535, 294004, 322456, 367505, 379360, 403070, 588008, 644912, 735010, 806140, 1176016, 1249517, 1289824, 1470020, 1612280, 2352032, 2499034, 2940040, 3224560, 4998068, 5880080, 6247585, 6449120, 9996136, 11760160, 12495170, 19992272, 24990340, 39984544, 49980680, 99961360, 199922720]

約数ペア:

[(1, 199922720), (2, 99961360), (4, 49980680), (5, 39984544), (8, 24990340), (10, 19992272), (16, 12495170), (17, 11760160), (20, 9996136), (31, 6449120), (32, 6247585), (34, 5880080), (40, 4998068), (62, 3224560), (68, 2940040), (80, 2499034), (85, 2352032), (124, 1612280), (136, 1470020), (155, 1289824), (160, 1249517), (170, 1176016), (248, 806140), (272, 735010), (310, 644912), (340, 588008), (496, 403070), (527, 379360), (544, 367505), (620, 322456), (680, 294004), (992, 201535), (1054, 189680), (1240, 161228), (1360, 147002), (2108, 94840), (2371, 84320), (2480, 80614), (2635, 75872), (2720, 73501), (4216, 47420), (4742, 42160), (4960, 40307), (5270, 37936), (8432, 23710), (9484, 21080), (10540, 18968), (11855, 16864)]