163470440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{509}}^1$

素因数の和:595

約数の個数: 128

約数和(自身を含む): 446515200

約数和(自身を除く): 283044760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 37, 40, 56, 62, 70, 74, 124, 140, 148, 155, 185, 217, 248, 259, 280, 296, 310, 370, 434, 509, 518, 620, 740, 868, 1018, 1036, 1085, 1147, 1240, 1295, 1480, 1736, 2036, 2072, 2170, 2294, 2545, 2590, 3563, 4072, 4340, 4588, 5090, 5180, 5735, 7126, 8029, 8680, 9176, 10180, 10360, 11470, 14252, 15779, 16058, 17815, 18833, 20360, 22940, 28504, 31558, 32116, 35630, 37666, 40145, 45880, 63116, 64232, 71260, 75332, 78895, 80290, 94165, 110453, 126232, 131831, 142520, 150664, 157790, 160580, 188330, 220906, 263662, 315580, 321160, 376660, 441812, 527324, 552265, 583823, 631160, 659155, 753320, 883624, 1054648, 1104530, 1167646, 1318310, 2209060, 2335292, 2636620, 2919115, 4086761, 4418120, 4670584, 5273240, 5838230, 8173522, 11676460, 16347044, 20433805, 23352920, 32694088, 40867610, 81735220, 163470440]

約数ペア:

[(1, 163470440), (2, 81735220), (4, 40867610), (5, 32694088), (7, 23352920), (8, 20433805), (10, 16347044), (14, 11676460), (20, 8173522), (28, 5838230), (31, 5273240), (35, 4670584), (37, 4418120), (40, 4086761), (56, 2919115), (62, 2636620), (70, 2335292), (74, 2209060), (124, 1318310), (140, 1167646), (148, 1104530), (155, 1054648), (185, 883624), (217, 753320), (248, 659155), (259, 631160), (280, 583823), (296, 552265), (310, 527324), (370, 441812), (434, 376660), (509, 321160), (518, 315580), (620, 263662), (740, 220906), (868, 188330), (1018, 160580), (1036, 157790), (1085, 150664), (1147, 142520), (1240, 131831), (1295, 126232), (1480, 110453), (1736, 94165), (2036, 80290), (2072, 78895), (2170, 75332), (2294, 71260), (2545, 64232), (2590, 63116), (3563, 45880), (4072, 40145), (4340, 37666), (4588, 35630), (5090, 32116), (5180, 31558), (5735, 28504), (7126, 22940), (8029, 20360), (8680, 18833), (9176, 17815), (10180, 16058), (10360, 15779), (11470, 14252)]