321828780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{58943}}^1$

素因数の和:58975

約数の個数: 96

約数和(自身を含む): 1109090304

約数和(自身を除く): 787261524

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 58943, 117886, 176829, 235772, 294715, 353658, 412601, 589430, 707316, 766259, 825202, 884145, 1178860, 1237803, 1532518, 1650404, 1768290, 2063005, 2298777, 2475606, 3065036, 3536580, 3831295, 4126010, 4597554, 4951212, 5363813, 6189015, 7662590, 8252020, 9195108, 10727626, 11493885, 12378030, 15325180, 16091439, 21455252, 22987770, 24756060, 26819065, 32182878, 45975540, 53638130, 64365756, 80457195, 107276260, 160914390, 321828780]

約数ペア:

[(1, 321828780), (2, 160914390), (3, 107276260), (4, 80457195), (5, 64365756), (6, 53638130), (7, 45975540), (10, 32182878), (12, 26819065), (13, 24756060), (14, 22987770), (15, 21455252), (20, 16091439), (21, 15325180), (26, 12378030), (28, 11493885), (30, 10727626), (35, 9195108), (39, 8252020), (42, 7662590), (52, 6189015), (60, 5363813), (65, 4951212), (70, 4597554), (78, 4126010), (84, 3831295), (91, 3536580), (105, 3065036), (130, 2475606), (140, 2298777), (156, 2063005), (182, 1768290), (195, 1650404), (210, 1532518), (260, 1237803), (273, 1178860), (364, 884145), (390, 825202), (420, 766259), (455, 707316), (546, 589430), (780, 412601), (910, 353658), (1092, 294715), (1365, 235772), (1820, 176829), (2730, 117886), (5460, 58943)]