207399780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{683}}^1$

素因数の和:946

約数の個数: 144

約数和(自身を含む): 723026304

約数和(自身を除く): 515626524

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 241, 252, 315, 420, 482, 630, 683, 723, 964, 1205, 1260, 1366, 1446, 1687, 2049, 2169, 2410, 2732, 2892, 3374, 3415, 3615, 4098, 4338, 4781, 4820, 5061, 6147, 6748, 6830, 7230, 8196, 8435, 8676, 9562, 10122, 10245, 10845, 12294, 13660, 14343, 14460, 15183, 16870, 19124, 20244, 20490, 21690, 23905, 24588, 25305, 28686, 30366, 30735, 33740, 40980, 43029, 43380, 47810, 50610, 57372, 60732, 61470, 71715, 75915, 86058, 95620, 101220, 122940, 143430, 151830, 164603, 172116, 215145, 286860, 303660, 329206, 430290, 493809, 658412, 823015, 860580, 987618, 1152221, 1481427, 1646030, 1975236, 2304442, 2469045, 2962854, 3292060, 3456663, 4608884, 4938090, 5761105, 5925708, 6913326, 7407135, 9876180, 10369989, 11522210, 13826652, 14814270, 17283315, 20739978, 23044420, 29628540, 34566630, 41479956, 51849945, 69133260, 103699890, 207399780]

約数ペア:

[(1, 207399780), (2, 103699890), (3, 69133260), (4, 51849945), (5, 41479956), (6, 34566630), (7, 29628540), (9, 23044420), (10, 20739978), (12, 17283315), (14, 14814270), (15, 13826652), (18, 11522210), (20, 10369989), (21, 9876180), (28, 7407135), (30, 6913326), (35, 5925708), (36, 5761105), (42, 4938090), (45, 4608884), (60, 3456663), (63, 3292060), (70, 2962854), (84, 2469045), (90, 2304442), (105, 1975236), (126, 1646030), (140, 1481427), (180, 1152221), (210, 987618), (241, 860580), (252, 823015), (315, 658412), (420, 493809), (482, 430290), (630, 329206), (683, 303660), (723, 286860), (964, 215145), (1205, 172116), (1260, 164603), (1366, 151830), (1446, 143430), (1687, 122940), (2049, 101220), (2169, 95620), (2410, 86058), (2732, 75915), (2892, 71715), (3374, 61470), (3415, 60732), (3615, 57372), (4098, 50610), (4338, 47810), (4781, 43380), (4820, 43029), (5061, 40980), (6147, 33740), (6748, 30735), (6830, 30366), (7230, 28686), (8196, 25305), (8435, 24588), (8676, 23905), (9562, 21690), (10122, 20490), (10245, 20244), (10845, 19124), (12294, 16870), (13660, 15183), (14343, 14460)]