218612940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{40039}}^1$

素因数の和:40071

約数の個数: 96

約数和(自身を含む): 753392640

約数和(自身を除く): 534779700

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, 40039, 80078, 120117, 160156, 200195, 240234, 280273, 400390, 480468, 520507, 560546, 600585, 800780, 840819, 1041014, 1121092, 1201170, 1401365, 1561521, 1681638, 2082028, 2402340, 2602535, 2802730, 3123042, 3363276, 3643549, 4204095, 5205070, 5605460, 6246084, 7287098, 7807605, 8408190, 10410140, 10930647, 14574196, 15615210, 16816380, 18217745, 21861294, 31230420, 36435490, 43722588, 54653235, 72870980, 109306470, 218612940]

約数ペア:

[(1, 218612940), (2, 109306470), (3, 72870980), (4, 54653235), (5, 43722588), (6, 36435490), (7, 31230420), (10, 21861294), (12, 18217745), (13, 16816380), (14, 15615210), (15, 14574196), (20, 10930647), (21, 10410140), (26, 8408190), (28, 7807605), (30, 7287098), (35, 6246084), (39, 5605460), (42, 5205070), (52, 4204095), (60, 3643549), (65, 3363276), (70, 3123042), (78, 2802730), (84, 2602535), (91, 2402340), (105, 2082028), (130, 1681638), (140, 1561521), (156, 1401365), (182, 1201170), (195, 1121092), (210, 1041014), (260, 840819), (273, 800780), (364, 600585), (390, 560546), (420, 520507), (455, 480468), (546, 400390), (780, 280273), (910, 240234), (1092, 200195), (1365, 160156), (1820, 120117), (2730, 80078), (5460, 40039)]