30121740

素因数分解:

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

素因数の和:501

約数の個数: 144

約数和(自身を含む): 103229280

約数和(自身を除く): 73107540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 90, 99, 108, 110, 121, 132, 135, 165, 180, 198, 220, 242, 270, 297, 330, 363, 396, 461, 484, 495, 540, 594, 605, 660, 726, 922, 990, 1089, 1188, 1210, 1383, 1452, 1485, 1815, 1844, 1980, 2178, 2305, 2420, 2766, 2970, 3267, 3630, 4149, 4356, 4610, 5071, 5445, 5532, 5940, 6534, 6915, 7260, 8298, 9220, 10142, 10890, 12447, 13068, 13830, 15213, 16335, 16596, 20284, 20745, 21780, 24894, 25355, 27660, 30426, 32670, 41490, 45639, 49788, 50710, 55781, 60852, 62235, 65340, 76065, 82980, 91278, 101420, 111562, 124470, 136917, 152130, 167343, 182556, 223124, 228195, 248940, 273834, 278905, 304260, 334686, 456390, 502029, 547668, 557810, 669372, 684585, 836715, 912780, 1004058, 1115620, 1369170, 1506087, 1673430, 2008116, 2510145, 2738340, 3012174, 3346860, 5020290, 6024348, 7530435, 10040580, 15060870, 30121740]

約数ペア:

[(1, 30121740), (2, 15060870), (3, 10040580), (4, 7530435), (5, 6024348), (6, 5020290), (9, 3346860), (10, 3012174), (11, 2738340), (12, 2510145), (15, 2008116), (18, 1673430), (20, 1506087), (22, 1369170), (27, 1115620), (30, 1004058), (33, 912780), (36, 836715), (44, 684585), (45, 669372), (54, 557810), (55, 547668), (60, 502029), (66, 456390), (90, 334686), (99, 304260), (108, 278905), (110, 273834), (121, 248940), (132, 228195), (135, 223124), (165, 182556), (180, 167343), (198, 152130), (220, 136917), (242, 124470), (270, 111562), (297, 101420), (330, 91278), (363, 82980), (396, 76065), (461, 65340), (484, 62235), (495, 60852), (540, 55781), (594, 50710), (605, 49788), (660, 45639), (726, 41490), (922, 32670), (990, 30426), (1089, 27660), (1188, 25355), (1210, 24894), (1383, 21780), (1452, 20745), (1485, 20284), (1815, 16596), (1844, 16335), (1980, 15213), (2178, 13830), (2305, 13068), (2420, 12447), (2766, 10890), (2970, 10142), (3267, 9220), (3630, 8298), (4149, 7260), (4356, 6915), (4610, 6534), (5071, 5940), (5445, 5532)]