72109620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{461}}^1$

素因数の和:566

約数の個数: 144

約数和(自身を含む): 242161920

約数和(自身を除く): 170052300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 79, 90, 99, 110, 132, 158, 165, 180, 198, 220, 237, 316, 330, 395, 396, 461, 474, 495, 660, 711, 790, 869, 922, 948, 990, 1185, 1383, 1422, 1580, 1738, 1844, 1980, 2305, 2370, 2607, 2766, 2844, 3476, 3555, 4149, 4345, 4610, 4740, 5071, 5214, 5532, 6915, 7110, 7821, 8298, 8690, 9220, 10142, 10428, 13035, 13830, 14220, 15213, 15642, 16596, 17380, 20284, 20745, 25355, 26070, 27660, 30426, 31284, 36419, 39105, 41490, 45639, 50710, 52140, 60852, 72838, 76065, 78210, 82980, 91278, 101420, 109257, 145676, 152130, 156420, 182095, 182556, 218514, 228195, 304260, 327771, 364190, 400609, 437028, 456390, 546285, 655542, 728380, 801218, 912780, 1092570, 1201827, 1311084, 1602436, 1638855, 2003045, 2185140, 2403654, 3277710, 3605481, 4006090, 4807308, 6009135, 6555420, 7210962, 8012180, 12018270, 14421924, 18027405, 24036540, 36054810, 72109620]

約数ペア:

[(1, 72109620), (2, 36054810), (3, 24036540), (4, 18027405), (5, 14421924), (6, 12018270), (9, 8012180), (10, 7210962), (11, 6555420), (12, 6009135), (15, 4807308), (18, 4006090), (20, 3605481), (22, 3277710), (30, 2403654), (33, 2185140), (36, 2003045), (44, 1638855), (45, 1602436), (55, 1311084), (60, 1201827), (66, 1092570), (79, 912780), (90, 801218), (99, 728380), (110, 655542), (132, 546285), (158, 456390), (165, 437028), (180, 400609), (198, 364190), (220, 327771), (237, 304260), (316, 228195), (330, 218514), (395, 182556), (396, 182095), (461, 156420), (474, 152130), (495, 145676), (660, 109257), (711, 101420), (790, 91278), (869, 82980), (922, 78210), (948, 76065), (990, 72838), (1185, 60852), (1383, 52140), (1422, 50710), (1580, 45639), (1738, 41490), (1844, 39105), (1980, 36419), (2305, 31284), (2370, 30426), (2607, 27660), (2766, 26070), (2844, 25355), (3476, 20745), (3555, 20284), (4149, 17380), (4345, 16596), (4610, 15642), (4740, 15213), (5071, 14220), (5214, 13830), (5532, 13035), (6915, 10428), (7110, 10142), (7821, 9220), (8298, 8690)]