245186760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22453}}^1$

素因数の和:22487

約数の個数: 128

約数和(自身を含む): 905345280

約数和(自身を除く): 660158520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 22453, 44906, 67359, 89812, 112265, 134718, 157171, 179624, 224530, 269436, 291889, 314342, 336795, 449060, 471513, 538872, 583778, 628684, 673590, 785855, 875667, 898120, 943026, 1167556, 1257368, 1347180, 1459445, 1571710, 1751334, 1886052, 2043223, 2335112, 2357565, 2694360, 2918890, 3143420, 3502668, 3772104, 4086446, 4378335, 4715130, 5837780, 6129669, 6286840, 7005336, 8172892, 8756670, 9430260, 10216115, 11675560, 12259338, 16345784, 17513340, 18860520, 20432230, 24518676, 30648345, 35026680, 40864460, 49037352, 61296690, 81728920, 122593380, 245186760]

約数ペア:

[(1, 245186760), (2, 122593380), (3, 81728920), (4, 61296690), (5, 49037352), (6, 40864460), (7, 35026680), (8, 30648345), (10, 24518676), (12, 20432230), (13, 18860520), (14, 17513340), (15, 16345784), (20, 12259338), (21, 11675560), (24, 10216115), (26, 9430260), (28, 8756670), (30, 8172892), (35, 7005336), (39, 6286840), (40, 6129669), (42, 5837780), (52, 4715130), (56, 4378335), (60, 4086446), (65, 3772104), (70, 3502668), (78, 3143420), (84, 2918890), (91, 2694360), (104, 2357565), (105, 2335112), (120, 2043223), (130, 1886052), (140, 1751334), (156, 1571710), (168, 1459445), (182, 1347180), (195, 1257368), (210, 1167556), (260, 943026), (273, 898120), (280, 875667), (312, 785855), (364, 673590), (390, 628684), (420, 583778), (455, 538872), (520, 471513), (546, 449060), (728, 336795), (780, 314342), (840, 291889), (910, 269436), (1092, 224530), (1365, 179624), (1560, 157171), (1820, 134718), (2184, 112265), (2730, 89812), (3640, 67359), (5460, 44906), (10920, 22453)]