349747120

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{1123}}^1$

素因数の和:1382

約数の個数: 80

約数和(自身を含む): 865524960

約数和(自身を除く): 515777840

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 229, 272, 340, 458, 680, 916, 1123, 1145, 1360, 1832, 2246, 2290, 3664, 3893, 4492, 4580, 5615, 7786, 8984, 9160, 11230, 15572, 17968, 18320, 19091, 19465, 22460, 31144, 38182, 38930, 44920, 62288, 76364, 77860, 89840, 95455, 152728, 155720, 190910, 257167, 305456, 311440, 381820, 514334, 763640, 1028668, 1285835, 1527280, 2057336, 2571670, 4114672, 4371839, 5143340, 8743678, 10286680, 17487356, 20573360, 21859195, 34974712, 43718390, 69949424, 87436780, 174873560, 349747120]

約数ペア:

[(1, 349747120), (2, 174873560), (4, 87436780), (5, 69949424), (8, 43718390), (10, 34974712), (16, 21859195), (17, 20573360), (20, 17487356), (34, 10286680), (40, 8743678), (68, 5143340), (80, 4371839), (85, 4114672), (136, 2571670), (170, 2057336), (229, 1527280), (272, 1285835), (340, 1028668), (458, 763640), (680, 514334), (916, 381820), (1123, 311440), (1145, 305456), (1360, 257167), (1832, 190910), (2246, 155720), (2290, 152728), (3664, 95455), (3893, 89840), (4492, 77860), (4580, 76364), (5615, 62288), (7786, 44920), (8984, 38930), (9160, 38182), (11230, 31144), (15572, 22460), (17968, 19465), (18320, 19091)]