221939640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1009}}^1$

素因数の和:1086

約数の個数: 192

約数和(自身を含む): 794102400

約数和(自身を除く): 572162760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 47, 52, 60, 65, 72, 78, 90, 94, 104, 117, 120, 130, 141, 156, 180, 188, 195, 234, 235, 260, 282, 312, 360, 376, 390, 423, 468, 470, 520, 564, 585, 611, 705, 780, 846, 936, 940, 1009, 1128, 1170, 1222, 1410, 1560, 1692, 1833, 1880, 2018, 2115, 2340, 2444, 2820, 3027, 3055, 3384, 3666, 4036, 4230, 4680, 4888, 5045, 5499, 5640, 6054, 6110, 7332, 8072, 8460, 9081, 9165, 10090, 10998, 12108, 12220, 13117, 14664, 15135, 16920, 18162, 18330, 20180, 21996, 24216, 24440, 26234, 27495, 30270, 36324, 36660, 39351, 40360, 43992, 45405, 47423, 52468, 54990, 60540, 65585, 72648, 73320, 78702, 90810, 94846, 104936, 109980, 118053, 121080, 131170, 142269, 157404, 181620, 189692, 196755, 219960, 236106, 237115, 262340, 284538, 314808, 363240, 379384, 393510, 426807, 472212, 474230, 524680, 569076, 590265, 616499, 711345, 787020, 853614, 944424, 948460, 1138152, 1180530, 1232998, 1422690, 1574040, 1707228, 1849497, 1896920, 2134035, 2361060, 2465996, 2845380, 3082495, 3414456, 3698994, 4268070, 4722120, 4931992, 5548491, 5690760, 6164990, 7397988, 8536140, 9247485, 11096982, 12329980, 14795976, 17072280, 18494970, 22193964, 24659960, 27742455, 36989940, 44387928, 55484910, 73979880, 110969820, 221939640]

約数ペア:

[(1, 221939640), (2, 110969820), (3, 73979880), (4, 55484910), (5, 44387928), (6, 36989940), (8, 27742455), (9, 24659960), (10, 22193964), (12, 18494970), (13, 17072280), (15, 14795976), (18, 12329980), (20, 11096982), (24, 9247485), (26, 8536140), (30, 7397988), (36, 6164990), (39, 5690760), (40, 5548491), (45, 4931992), (47, 4722120), (52, 4268070), (60, 3698994), (65, 3414456), (72, 3082495), (78, 2845380), (90, 2465996), (94, 2361060), (104, 2134035), (117, 1896920), (120, 1849497), (130, 1707228), (141, 1574040), (156, 1422690), (180, 1232998), (188, 1180530), (195, 1138152), (234, 948460), (235, 944424), (260, 853614), (282, 787020), (312, 711345), (360, 616499), (376, 590265), (390, 569076), (423, 524680), (468, 474230), (470, 472212), (520, 426807), (564, 393510), (585, 379384), (611, 363240), (705, 314808), (780, 284538), (846, 262340), (936, 237115), (940, 236106), (1009, 219960), (1128, 196755), (1170, 189692), (1222, 181620), (1410, 157404), (1560, 142269), (1692, 131170), (1833, 121080), (1880, 118053), (2018, 109980), (2115, 104936), (2340, 94846), (2444, 90810), (2820, 78702), (3027, 73320), (3055, 72648), (3384, 65585), (3666, 60540), (4036, 54990), (4230, 52468), (4680, 47423), (4888, 45405), (5045, 43992), (5499, 40360), (5640, 39351), (6054, 36660), (6110, 36324), (7332, 30270), (8072, 27495), (8460, 26234), (9081, 24440), (9165, 24216), (10090, 21996), (10998, 20180), (12108, 18330), (12220, 18162), (13117, 16920), (14664, 15135)]