1831830

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1$

素因数の和:102

約数の個数: 128

約数和(自身を含む): 5999616

約数和(自身を除く): 4167786

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 13, 14, 15, 21, 22, 26, 30, 33, 35, 39, 42, 55, 61, 65, 66, 70, 77, 78, 91, 105, 110, 122, 130, 143, 154, 165, 182, 183, 195, 210, 231, 273, 286, 305, 330, 366, 385, 390, 427, 429, 455, 462, 546, 610, 671, 715, 770, 793, 854, 858, 910, 915, 1001, 1155, 1281, 1342, 1365, 1430, 1586, 1830, 2002, 2013, 2135, 2145, 2310, 2379, 2562, 2730, 3003, 3355, 3965, 4026, 4270, 4290, 4697, 4758, 5005, 5551, 6006, 6405, 6710, 7930, 8723, 9394, 10010, 10065, 11102, 11895, 12810, 14091, 15015, 16653, 17446, 20130, 23485, 23790, 26169, 27755, 28182, 30030, 33306, 43615, 46970, 52338, 55510, 61061, 70455, 83265, 87230, 122122, 130845, 140910, 166530, 183183, 261690, 305305, 366366, 610610, 915915, 1831830]

約数ペア:

[(1, 1831830), (2, 915915), (3, 610610), (5, 366366), (6, 305305), (7, 261690), (10, 183183), (11, 166530), (13, 140910), (14, 130845), (15, 122122), (21, 87230), (22, 83265), (26, 70455), (30, 61061), (33, 55510), (35, 52338), (39, 46970), (42, 43615), (55, 33306), (61, 30030), (65, 28182), (66, 27755), (70, 26169), (77, 23790), (78, 23485), (91, 20130), (105, 17446), (110, 16653), (122, 15015), (130, 14091), (143, 12810), (154, 11895), (165, 11102), (182, 10065), (183, 10010), (195, 9394), (210, 8723), (231, 7930), (273, 6710), (286, 6405), (305, 6006), (330, 5551), (366, 5005), (385, 4758), (390, 4697), (427, 4290), (429, 4270), (455, 4026), (462, 3965), (546, 3355), (610, 3003), (671, 2730), (715, 2562), (770, 2379), (793, 2310), (854, 2145), (858, 2135), (910, 2013), (915, 2002), (1001, 1830), (1155, 1586), (1281, 1430), (1342, 1365)]