305879280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1117}}^1$

素因数の和:1303

約数の個数: 160

約数和(自身を含む): 1091311104

約数和(自身を除く): 785431824

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 163, 168, 210, 240, 280, 326, 336, 420, 489, 560, 652, 815, 840, 978, 1117, 1141, 1304, 1630, 1680, 1956, 2234, 2282, 2445, 2608, 3260, 3351, 3423, 3912, 4468, 4564, 4890, 5585, 5705, 6520, 6702, 6846, 7819, 7824, 8936, 9128, 9780, 11170, 11410, 13040, 13404, 13692, 15638, 16755, 17115, 17872, 18256, 19560, 22340, 22820, 23457, 26808, 27384, 31276, 33510, 34230, 39095, 39120, 44680, 45640, 46914, 53616, 54768, 62552, 67020, 68460, 78190, 89360, 91280, 93828, 117285, 125104, 134040, 136920, 156380, 182071, 187656, 234570, 268080, 273840, 312760, 364142, 375312, 469140, 546213, 625520, 728284, 910355, 938280, 1092426, 1274497, 1456568, 1820710, 1876560, 2184852, 2548994, 2731065, 2913136, 3641420, 3823491, 4369704, 5097988, 5462130, 6372485, 7282840, 7646982, 8739408, 10195976, 10924260, 12744970, 14565680, 15293964, 19117455, 20391952, 21848520, 25489940, 30587928, 38234910, 43697040, 50979880, 61175856, 76469820, 101959760, 152939640, 305879280]

約数ペア:

[(1, 305879280), (2, 152939640), (3, 101959760), (4, 76469820), (5, 61175856), (6, 50979880), (7, 43697040), (8, 38234910), (10, 30587928), (12, 25489940), (14, 21848520), (15, 20391952), (16, 19117455), (20, 15293964), (21, 14565680), (24, 12744970), (28, 10924260), (30, 10195976), (35, 8739408), (40, 7646982), (42, 7282840), (48, 6372485), (56, 5462130), (60, 5097988), (70, 4369704), (80, 3823491), (84, 3641420), (105, 2913136), (112, 2731065), (120, 2548994), (140, 2184852), (163, 1876560), (168, 1820710), (210, 1456568), (240, 1274497), (280, 1092426), (326, 938280), (336, 910355), (420, 728284), (489, 625520), (560, 546213), (652, 469140), (815, 375312), (840, 364142), (978, 312760), (1117, 273840), (1141, 268080), (1304, 234570), (1630, 187656), (1680, 182071), (1956, 156380), (2234, 136920), (2282, 134040), (2445, 125104), (2608, 117285), (3260, 93828), (3351, 91280), (3423, 89360), (3912, 78190), (4468, 68460), (4564, 67020), (4890, 62552), (5585, 54768), (5705, 53616), (6520, 46914), (6702, 45640), (6846, 44680), (7819, 39120), (7824, 39095), (8936, 34230), (9128, 33510), (9780, 31276), (11170, 27384), (11410, 26808), (13040, 23457), (13404, 22820), (13692, 22340), (15638, 19560), (16755, 18256), (17115, 17872)]