406965780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173917}}^1$

素因数の和:173945

約数の個数: 72

約数和(自身を含む): 1329429192

約数和(自身を除く): 922463412

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 173917, 347834, 521751, 695668, 869585, 1043502, 1565253, 1739170, 2087004, 2260921, 2608755, 3130506, 3478340, 4521842, 5217510, 6261012, 6782763, 7826265, 9043684, 10435020, 11304605, 13565526, 15652530, 20348289, 22609210, 27131052, 31305060, 33913815, 40696578, 45218420, 67827630, 81393156, 101741445, 135655260, 203482890, 406965780]

約数ペア:

[(1, 406965780), (2, 203482890), (3, 135655260), (4, 101741445), (5, 81393156), (6, 67827630), (9, 45218420), (10, 40696578), (12, 33913815), (13, 31305060), (15, 27131052), (18, 22609210), (20, 20348289), (26, 15652530), (30, 13565526), (36, 11304605), (39, 10435020), (45, 9043684), (52, 7826265), (60, 6782763), (65, 6261012), (78, 5217510), (90, 4521842), (117, 3478340), (130, 3130506), (156, 2608755), (180, 2260921), (195, 2087004), (234, 1739170), (260, 1565253), (390, 1043502), (468, 869585), (585, 695668), (780, 521751), (1170, 347834), (2340, 173917)]