90138480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:255

約数の個数: 160

約数和(自身を含む): 292267008

約数和(自身を除く): 202128528

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 47, 48, 60, 61, 80, 94, 120, 122, 131, 141, 183, 188, 235, 240, 244, 262, 282, 305, 366, 376, 393, 470, 488, 524, 564, 610, 655, 705, 732, 752, 786, 915, 940, 976, 1048, 1128, 1220, 1310, 1410, 1464, 1572, 1830, 1880, 1965, 2096, 2256, 2440, 2620, 2820, 2867, 2928, 3144, 3660, 3760, 3930, 4880, 5240, 5640, 5734, 6157, 6288, 7320, 7860, 7991, 8601, 10480, 11280, 11468, 12314, 14335, 14640, 15720, 15982, 17202, 18471, 22936, 23973, 24628, 28670, 30785, 31440, 31964, 34404, 36942, 39955, 43005, 45872, 47946, 49256, 57340, 61570, 63928, 68808, 73884, 79910, 86010, 92355, 95892, 98512, 114680, 119865, 123140, 127856, 137616, 147768, 159820, 172020, 184710, 191784, 229360, 239730, 246280, 295536, 319640, 344040, 369420, 375577, 383568, 479460, 492560, 639280, 688080, 738840, 751154, 958920, 1126731, 1477680, 1502308, 1877885, 1917840, 2253462, 3004616, 3755770, 4506924, 5633655, 6009232, 7511540, 9013848, 11267310, 15023080, 18027696, 22534620, 30046160, 45069240, 90138480]

約数ペア:

[(1, 90138480), (2, 45069240), (3, 30046160), (4, 22534620), (5, 18027696), (6, 15023080), (8, 11267310), (10, 9013848), (12, 7511540), (15, 6009232), (16, 5633655), (20, 4506924), (24, 3755770), (30, 3004616), (40, 2253462), (47, 1917840), (48, 1877885), (60, 1502308), (61, 1477680), (80, 1126731), (94, 958920), (120, 751154), (122, 738840), (131, 688080), (141, 639280), (183, 492560), (188, 479460), (235, 383568), (240, 375577), (244, 369420), (262, 344040), (282, 319640), (305, 295536), (366, 246280), (376, 239730), (393, 229360), (470, 191784), (488, 184710), (524, 172020), (564, 159820), (610, 147768), (655, 137616), (705, 127856), (732, 123140), (752, 119865), (786, 114680), (915, 98512), (940, 95892), (976, 92355), (1048, 86010), (1128, 79910), (1220, 73884), (1310, 68808), (1410, 63928), (1464, 61570), (1572, 57340), (1830, 49256), (1880, 47946), (1965, 45872), (2096, 43005), (2256, 39955), (2440, 36942), (2620, 34404), (2820, 31964), (2867, 31440), (2928, 30785), (3144, 28670), (3660, 24628), (3760, 23973), (3930, 22936), (4880, 18471), (5240, 17202), (5640, 15982), (5734, 15720), (6157, 14640), (6288, 14335), (7320, 12314), (7860, 11468), (7991, 11280), (8601, 10480)]