15690520120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^3\times {\mathrm{191}}^1\times {\mathrm{1543}}^1$

素因数の和:1778

約数の個数: 128

約数和(自身を含む): 39059988480

約数和(自身を除く): 23369468360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 191, 220, 242, 382, 440, 484, 605, 764, 955, 968, 1210, 1331, 1528, 1543, 1910, 2101, 2420, 2662, 3086, 3820, 4202, 4840, 5324, 6172, 6655, 7640, 7715, 8404, 10505, 10648, 12344, 13310, 15430, 16808, 16973, 21010, 23111, 26620, 30860, 33946, 42020, 46222, 53240, 61720, 67892, 84040, 84865, 92444, 115555, 135784, 169730, 184888, 186703, 231110, 254221, 294713, 339460, 373406, 462220, 508442, 589426, 678920, 746812, 924440, 933515, 1016884, 1178852, 1271105, 1473565, 1493624, 1867030, 2033768, 2053733, 2357704, 2542210, 2947130, 3241843, 3734060, 4107466, 5084420, 5894260, 6483686, 7468120, 8214932, 10168840, 10268665, 11788520, 12967372, 16209215, 16429864, 20537330, 25934744, 32418430, 35660273, 41074660, 64836860, 71320546, 82149320, 129673720, 142641092, 178301365, 285282184, 356602730, 392263003, 713205460, 784526006, 1426410920, 1569052012, 1961315015, 3138104024, 3922630030, 7845260060, 15690520120]

約数ペア:

[(1, 15690520120), (2, 7845260060), (4, 3922630030), (5, 3138104024), (8, 1961315015), (10, 1569052012), (11, 1426410920), (20, 784526006), (22, 713205460), (40, 392263003), (44, 356602730), (55, 285282184), (88, 178301365), (110, 142641092), (121, 129673720), (191, 82149320), (220, 71320546), (242, 64836860), (382, 41074660), (440, 35660273), (484, 32418430), (605, 25934744), (764, 20537330), (955, 16429864), (968, 16209215), (1210, 12967372), (1331, 11788520), (1528, 10268665), (1543, 10168840), (1910, 8214932), (2101, 7468120), (2420, 6483686), (2662, 5894260), (3086, 5084420), (3820, 4107466), (4202, 3734060), (4840, 3241843), (5324, 2947130), (6172, 2542210), (6655, 2357704), (7640, 2053733), (7715, 2033768), (8404, 1867030), (10505, 1493624), (10648, 1473565), (12344, 1271105), (13310, 1178852), (15430, 1016884), (16808, 933515), (16973, 924440), (21010, 746812), (23111, 678920), (26620, 589426), (30860, 508442), (33946, 462220), (42020, 373406), (46222, 339460), (53240, 294713), (61720, 254221), (67892, 231110), (84040, 186703), (84865, 184888), (92444, 169730), (115555, 135784)]