1900130120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:308

約数の個数: 256

約数和(自身を含む): 5441126400

約数和(自身を除く): 3540996280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 31, 34, 35, 40, 56, 62, 68, 70, 79, 85, 119, 124, 136, 140, 155, 158, 163, 170, 217, 238, 248, 280, 310, 316, 326, 340, 395, 434, 476, 527, 553, 595, 620, 632, 652, 680, 790, 815, 868, 952, 1054, 1085, 1106, 1141, 1190, 1240, 1304, 1343, 1580, 1630, 1736, 2108, 2170, 2212, 2282, 2380, 2449, 2635, 2686, 2765, 2771, 3160, 3260, 3689, 4216, 4340, 4424, 4564, 4760, 4898, 5053, 5270, 5372, 5530, 5542, 5705, 6520, 6715, 7378, 8680, 9128, 9401, 9796, 10106, 10540, 10744, 11060, 11084, 11410, 12245, 12877, 13430, 13855, 14756, 17143, 18445, 18802, 19397, 19592, 20212, 21080, 22120, 22168, 22820, 24490, 25265, 25754, 26860, 27710, 29512, 34286, 35371, 36890, 37604, 38794, 40424, 41633, 45640, 47005, 48980, 50530, 51508, 53720, 55420, 64385, 68572, 70742, 73780, 75208, 77588, 83266, 85715, 85901, 90139, 94010, 96985, 97960, 101060, 103016, 110840, 128770, 137144, 141484, 147560, 155176, 166532, 171430, 171802, 176855, 180278, 188020, 193970, 202120, 208165, 218909, 257540, 282968, 291431, 333064, 342860, 343604, 353710, 360556, 376040, 387940, 399187, 416330, 429505, 437818, 450695, 515080, 582862, 601307, 685720, 687208, 707420, 721112, 775880, 798374, 832660, 859010, 875636, 901390, 1094545, 1165724, 1202614, 1414840, 1457155, 1532363, 1596748, 1665320, 1718020, 1751272, 1802780, 1995935, 2189090, 2331448, 2405228, 2794309, 2914310, 3006535, 3064726, 3193496, 3436040, 3605560, 3991870, 4378180, 4810456, 5588618, 5828620, 6013070, 6129452, 6786179, 7661815, 7983740, 8756360, 11177236, 11657240, 12026140, 12258904, 13572358, 13971545, 15323630, 15967480, 22354472, 24052280, 27144716, 27943090, 30647260, 33930895, 47503253, 54289432, 55886180, 61294520, 67861790, 95006506, 111772360, 135723580, 190013012, 237516265, 271447160, 380026024, 475032530, 950065060, 1900130120]

約数ペア:

[(1, 1900130120), (2, 950065060), (4, 475032530), (5, 380026024), (7, 271447160), (8, 237516265), (10, 190013012), (14, 135723580), (17, 111772360), (20, 95006506), (28, 67861790), (31, 61294520), (34, 55886180), (35, 54289432), (40, 47503253), (56, 33930895), (62, 30647260), (68, 27943090), (70, 27144716), (79, 24052280), (85, 22354472), (119, 15967480), (124, 15323630), (136, 13971545), (140, 13572358), (155, 12258904), (158, 12026140), (163, 11657240), (170, 11177236), (217, 8756360), (238, 7983740), (248, 7661815), (280, 6786179), (310, 6129452), (316, 6013070), (326, 5828620), (340, 5588618), (395, 4810456), (434, 4378180), (476, 3991870), (527, 3605560), (553, 3436040), (595, 3193496), (620, 3064726), (632, 3006535), (652, 2914310), (680, 2794309), (790, 2405228), (815, 2331448), (868, 2189090), (952, 1995935), (1054, 1802780), (1085, 1751272), (1106, 1718020), (1141, 1665320), (1190, 1596748), (1240, 1532363), (1304, 1457155), (1343, 1414840), (1580, 1202614), (1630, 1165724), (1736, 1094545), (2108, 901390), (2170, 875636), (2212, 859010), (2282, 832660), (2380, 798374), (2449, 775880), (2635, 721112), (2686, 707420), (2765, 687208), (2771, 685720), (3160, 601307), (3260, 582862), (3689, 515080), (4216, 450695), (4340, 437818), (4424, 429505), (4564, 416330), (4760, 399187), (4898, 387940), (5053, 376040), (5270, 360556), (5372, 353710), (5530, 343604), (5542, 342860), (5705, 333064), (6520, 291431), (6715, 282968), (7378, 257540), (8680, 218909), (9128, 208165), (9401, 202120), (9796, 193970), (10106, 188020), (10540, 180278), (10744, 176855), (11060, 171802), (11084, 171430), (11410, 166532), (12245, 155176), (12877, 147560), (13430, 141484), (13855, 137144), (14756, 128770), (17143, 110840), (18445, 103016), (18802, 101060), (19397, 97960), (19592, 96985), (20212, 94010), (21080, 90139), (22120, 85901), (22168, 85715), (22820, 83266), (24490, 77588), (25265, 75208), (25754, 73780), (26860, 70742), (27710, 68572), (29512, 64385), (34286, 55420), (35371, 53720), (36890, 51508), (37604, 50530), (38794, 48980), (40424, 47005), (41633, 45640)]