207728520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2939}}^1$

素因数の和:3003

約数の個数: 128

約数和(自身を含む): 677376000

約数和(自身を除く): 469647480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 31, 38, 40, 57, 60, 62, 76, 93, 95, 114, 120, 124, 152, 155, 186, 190, 228, 248, 285, 310, 372, 380, 456, 465, 570, 589, 620, 744, 760, 930, 1140, 1178, 1240, 1767, 1860, 2280, 2356, 2939, 2945, 3534, 3720, 4712, 5878, 5890, 7068, 8817, 8835, 11756, 11780, 14136, 14695, 17634, 17670, 23512, 23560, 29390, 35268, 35340, 44085, 55841, 58780, 70536, 70680, 88170, 91109, 111682, 117560, 167523, 176340, 182218, 223364, 273327, 279205, 335046, 352680, 364436, 446728, 455545, 546654, 558410, 670092, 728872, 837615, 911090, 1093308, 1116820, 1340184, 1366635, 1675230, 1731071, 1822180, 2186616, 2233640, 2733270, 3350460, 3462142, 3644360, 5193213, 5466540, 6700920, 6924284, 8655355, 10386426, 10933080, 13848568, 17310710, 20772852, 25966065, 34621420, 41545704, 51932130, 69242840, 103864260, 207728520]

約数ペア:

[(1, 207728520), (2, 103864260), (3, 69242840), (4, 51932130), (5, 41545704), (6, 34621420), (8, 25966065), (10, 20772852), (12, 17310710), (15, 13848568), (19, 10933080), (20, 10386426), (24, 8655355), (30, 6924284), (31, 6700920), (38, 5466540), (40, 5193213), (57, 3644360), (60, 3462142), (62, 3350460), (76, 2733270), (93, 2233640), (95, 2186616), (114, 1822180), (120, 1731071), (124, 1675230), (152, 1366635), (155, 1340184), (186, 1116820), (190, 1093308), (228, 911090), (248, 837615), (285, 728872), (310, 670092), (372, 558410), (380, 546654), (456, 455545), (465, 446728), (570, 364436), (589, 352680), (620, 335046), (744, 279205), (760, 273327), (930, 223364), (1140, 182218), (1178, 176340), (1240, 167523), (1767, 117560), (1860, 111682), (2280, 91109), (2356, 88170), (2939, 70680), (2945, 70536), (3534, 58780), (3720, 55841), (4712, 44085), (5878, 35340), (5890, 35268), (7068, 29390), (8817, 23560), (8835, 23512), (11756, 17670), (11780, 17634), (14136, 14695)]