40048680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^4\times {\mathrm{139}}^1$

素因数の和:181

約数の個数: 160

約数和(自身を含む): 141170400

約数和(自身を除く): 101121720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 139, 140, 147, 168, 196, 210, 245, 278, 280, 294, 343, 392, 417, 420, 490, 556, 588, 686, 695, 735, 834, 840, 973, 980, 1029, 1112, 1176, 1372, 1390, 1470, 1668, 1715, 1946, 1960, 2058, 2085, 2401, 2744, 2780, 2919, 2940, 3336, 3430, 3892, 4116, 4170, 4802, 4865, 5145, 5560, 5838, 5880, 6811, 6860, 7203, 7784, 8232, 8340, 9604, 9730, 10290, 11676, 12005, 13622, 13720, 14406, 14595, 16680, 19208, 19460, 20433, 20580, 23352, 24010, 27244, 28812, 29190, 34055, 36015, 38920, 40866, 41160, 47677, 48020, 54488, 57624, 58380, 68110, 72030, 81732, 95354, 96040, 102165, 116760, 136220, 143031, 144060, 163464, 190708, 204330, 238385, 272440, 286062, 288120, 333739, 381416, 408660, 476770, 572124, 667478, 715155, 817320, 953540, 1001217, 1144248, 1334956, 1430310, 1668695, 1907080, 2002434, 2669912, 2860620, 3337390, 4004868, 5006085, 5721240, 6674780, 8009736, 10012170, 13349560, 20024340, 40048680]

約数ペア:

[(1, 40048680), (2, 20024340), (3, 13349560), (4, 10012170), (5, 8009736), (6, 6674780), (7, 5721240), (8, 5006085), (10, 4004868), (12, 3337390), (14, 2860620), (15, 2669912), (20, 2002434), (21, 1907080), (24, 1668695), (28, 1430310), (30, 1334956), (35, 1144248), (40, 1001217), (42, 953540), (49, 817320), (56, 715155), (60, 667478), (70, 572124), (84, 476770), (98, 408660), (105, 381416), (120, 333739), (139, 288120), (140, 286062), (147, 272440), (168, 238385), (196, 204330), (210, 190708), (245, 163464), (278, 144060), (280, 143031), (294, 136220), (343, 116760), (392, 102165), (417, 96040), (420, 95354), (490, 81732), (556, 72030), (588, 68110), (686, 58380), (695, 57624), (735, 54488), (834, 48020), (840, 47677), (973, 41160), (980, 40866), (1029, 38920), (1112, 36015), (1176, 34055), (1372, 29190), (1390, 28812), (1470, 27244), (1668, 24010), (1715, 23352), (1946, 20580), (1960, 20433), (2058, 19460), (2085, 19208), (2401, 16680), (2744, 14595), (2780, 14406), (2919, 13720), (2940, 13622), (3336, 12005), (3430, 11676), (3892, 10290), (4116, 9730), (4170, 9604), (4802, 8340), (4865, 8232), (5145, 7784), (5560, 7203), (5838, 6860), (5880, 6811)]