120303560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1$

素因数の和:511

約数の個数: 128

約数和(自身を含む): 319334400

約数和(自身を除く): 199030840

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 31, 34, 40, 52, 62, 65, 68, 85, 104, 124, 130, 136, 155, 170, 221, 248, 260, 310, 340, 403, 439, 442, 520, 527, 620, 680, 806, 878, 884, 1054, 1105, 1240, 1612, 1756, 1768, 2015, 2108, 2195, 2210, 2635, 3224, 3512, 4030, 4216, 4390, 4420, 5270, 5707, 6851, 7463, 8060, 8780, 8840, 10540, 11414, 13609, 13702, 14926, 16120, 17560, 21080, 22828, 27218, 27404, 28535, 29852, 34255, 37315, 45656, 54436, 54808, 57070, 59704, 68045, 68510, 74630, 97019, 108872, 114140, 136090, 137020, 149260, 176917, 194038, 228280, 231353, 272180, 274040, 298520, 353834, 388076, 462706, 485095, 544360, 707668, 776152, 884585, 925412, 970190, 1156765, 1415336, 1769170, 1850824, 1940380, 2313530, 3007589, 3538340, 3880760, 4627060, 6015178, 7076680, 9254120, 12030356, 15037945, 24060712, 30075890, 60151780, 120303560]

約数ペア:

[(1, 120303560), (2, 60151780), (4, 30075890), (5, 24060712), (8, 15037945), (10, 12030356), (13, 9254120), (17, 7076680), (20, 6015178), (26, 4627060), (31, 3880760), (34, 3538340), (40, 3007589), (52, 2313530), (62, 1940380), (65, 1850824), (68, 1769170), (85, 1415336), (104, 1156765), (124, 970190), (130, 925412), (136, 884585), (155, 776152), (170, 707668), (221, 544360), (248, 485095), (260, 462706), (310, 388076), (340, 353834), (403, 298520), (439, 274040), (442, 272180), (520, 231353), (527, 228280), (620, 194038), (680, 176917), (806, 149260), (878, 137020), (884, 136090), (1054, 114140), (1105, 108872), (1240, 97019), (1612, 74630), (1756, 68510), (1768, 68045), (2015, 59704), (2108, 57070), (2195, 54808), (2210, 54436), (2635, 45656), (3224, 37315), (3512, 34255), (4030, 29852), (4216, 28535), (4390, 27404), (4420, 27218), (5270, 22828), (5707, 21080), (6851, 17560), (7463, 16120), (8060, 14926), (8780, 13702), (8840, 13609), (10540, 11414)]