2554860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1$

素因数の和:116

約数の個数: 144

約数和(自身を含む): 9192960

約数和(自身を除く): 6638100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 49, 55, 60, 66, 70, 77, 79, 84, 98, 105, 110, 132, 140, 147, 154, 158, 165, 196, 210, 220, 231, 237, 245, 294, 308, 316, 330, 385, 395, 420, 462, 474, 490, 539, 553, 588, 660, 735, 770, 790, 869, 924, 948, 980, 1078, 1106, 1155, 1185, 1470, 1540, 1580, 1617, 1659, 1738, 2156, 2212, 2310, 2370, 2607, 2695, 2765, 2940, 3234, 3318, 3476, 3871, 4345, 4620, 4740, 5214, 5390, 5530, 6083, 6468, 6636, 7742, 8085, 8295, 8690, 10428, 10780, 11060, 11613, 12166, 13035, 15484, 16170, 16590, 17380, 18249, 19355, 23226, 24332, 26070, 30415, 32340, 33180, 36498, 38710, 42581, 46452, 52140, 58065, 60830, 72996, 77420, 85162, 91245, 116130, 121660, 127743, 170324, 182490, 212905, 232260, 255486, 364980, 425810, 510972, 638715, 851620, 1277430, 2554860]

約数ペア:

[(1, 2554860), (2, 1277430), (3, 851620), (4, 638715), (5, 510972), (6, 425810), (7, 364980), (10, 255486), (11, 232260), (12, 212905), (14, 182490), (15, 170324), (20, 127743), (21, 121660), (22, 116130), (28, 91245), (30, 85162), (33, 77420), (35, 72996), (42, 60830), (44, 58065), (49, 52140), (55, 46452), (60, 42581), (66, 38710), (70, 36498), (77, 33180), (79, 32340), (84, 30415), (98, 26070), (105, 24332), (110, 23226), (132, 19355), (140, 18249), (147, 17380), (154, 16590), (158, 16170), (165, 15484), (196, 13035), (210, 12166), (220, 11613), (231, 11060), (237, 10780), (245, 10428), (294, 8690), (308, 8295), (316, 8085), (330, 7742), (385, 6636), (395, 6468), (420, 6083), (462, 5530), (474, 5390), (490, 5214), (539, 4740), (553, 4620), (588, 4345), (660, 3871), (735, 3476), (770, 3318), (790, 3234), (869, 2940), (924, 2765), (948, 2695), (980, 2607), (1078, 2370), (1106, 2310), (1155, 2212), (1185, 2156), (1470, 1738), (1540, 1659), (1580, 1617)]