247758420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{45377}}^1$

素因数の和:45409

約数の個数: 96

約数和(自身を含む): 853832448

約数和(自身を除く): 606074028

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, 45377, 90754, 136131, 181508, 226885, 272262, 317639, 453770, 544524, 589901, 635278, 680655, 907540, 952917, 1179802, 1270556, 1361310, 1588195, 1769703, 1905834, 2359604, 2722620, 2949505, 3176390, 3539406, 3811668, 4129307, 4764585, 5899010, 6352780, 7078812, 8258614, 8848515, 9529170, 11798020, 12387921, 16517228, 17697030, 19058340, 20646535, 24775842, 35394060, 41293070, 49551684, 61939605, 82586140, 123879210, 247758420]

約数ペア:

[(1, 247758420), (2, 123879210), (3, 82586140), (4, 61939605), (5, 49551684), (6, 41293070), (7, 35394060), (10, 24775842), (12, 20646535), (13, 19058340), (14, 17697030), (15, 16517228), (20, 12387921), (21, 11798020), (26, 9529170), (28, 8848515), (30, 8258614), (35, 7078812), (39, 6352780), (42, 5899010), (52, 4764585), (60, 4129307), (65, 3811668), (70, 3539406), (78, 3176390), (84, 2949505), (91, 2722620), (105, 2359604), (130, 1905834), (140, 1769703), (156, 1588195), (182, 1361310), (195, 1270556), (210, 1179802), (260, 952917), (273, 907540), (364, 680655), (390, 635278), (420, 589901), (455, 544524), (546, 453770), (780, 317639), (910, 272262), (1092, 226885), (1365, 181508), (1820, 136131), (2730, 90754), (5460, 45377)]