120858080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^2$

素因数の和:173

約数の個数: 144

約数和(自身を含む): 343193760

約数和(自身を除く): 222335680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 61, 70, 80, 112, 116, 122, 140, 145, 160, 203, 224, 232, 244, 280, 290, 305, 406, 427, 464, 488, 560, 580, 610, 812, 854, 928, 976, 1015, 1120, 1160, 1220, 1624, 1708, 1769, 1952, 2030, 2135, 2320, 2440, 3248, 3416, 3538, 3721, 4060, 4270, 4640, 4880, 6496, 6832, 7076, 7442, 8120, 8540, 8845, 9760, 12383, 13664, 14152, 14884, 16240, 17080, 17690, 18605, 24766, 26047, 28304, 29768, 32480, 34160, 35380, 37210, 49532, 52094, 56608, 59536, 61915, 68320, 70760, 74420, 99064, 104188, 107909, 119072, 123830, 130235, 141520, 148840, 198128, 208376, 215818, 247660, 260470, 283040, 297680, 396256, 416752, 431636, 495320, 520940, 539545, 595360, 755363, 833504, 863272, 990640, 1041880, 1079090, 1510726, 1726544, 1981280, 2083760, 2158180, 3021452, 3453088, 3776815, 4167520, 4316360, 6042904, 7553630, 8632720, 12085808, 15107260, 17265440, 24171616, 30214520, 60429040, 120858080]

約数ペア:

[(1, 120858080), (2, 60429040), (4, 30214520), (5, 24171616), (7, 17265440), (8, 15107260), (10, 12085808), (14, 8632720), (16, 7553630), (20, 6042904), (28, 4316360), (29, 4167520), (32, 3776815), (35, 3453088), (40, 3021452), (56, 2158180), (58, 2083760), (61, 1981280), (70, 1726544), (80, 1510726), (112, 1079090), (116, 1041880), (122, 990640), (140, 863272), (145, 833504), (160, 755363), (203, 595360), (224, 539545), (232, 520940), (244, 495320), (280, 431636), (290, 416752), (305, 396256), (406, 297680), (427, 283040), (464, 260470), (488, 247660), (560, 215818), (580, 208376), (610, 198128), (812, 148840), (854, 141520), (928, 130235), (976, 123830), (1015, 119072), (1120, 107909), (1160, 104188), (1220, 99064), (1624, 74420), (1708, 70760), (1769, 68320), (1952, 61915), (2030, 59536), (2135, 56608), (2320, 52094), (2440, 49532), (3248, 37210), (3416, 35380), (3538, 34160), (3721, 32480), (4060, 29768), (4270, 28304), (4640, 26047), (4880, 24766), (6496, 18605), (6832, 17690), (7076, 17080), (7442, 16240), (8120, 14884), (8540, 14152), (8845, 13664), (9760, 12383)]