199802520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{7817}}^1$

素因数の和:7905

約数の個数: 96

約数和(自身を含む): 658588320

約数和(自身を除く): 458785800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 71, 72, 90, 120, 142, 180, 213, 284, 355, 360, 426, 568, 639, 710, 852, 1065, 1278, 1420, 1704, 2130, 2556, 2840, 3195, 4260, 5112, 6390, 7817, 8520, 12780, 15634, 23451, 25560, 31268, 39085, 46902, 62536, 70353, 78170, 93804, 117255, 140706, 156340, 187608, 234510, 281412, 312680, 351765, 469020, 555007, 562824, 703530, 938040, 1110014, 1407060, 1665021, 2220028, 2775035, 2814120, 3330042, 4440056, 4995063, 5550070, 6660084, 8325105, 9990126, 11100140, 13320168, 16650210, 19980252, 22200280, 24975315, 33300420, 39960504, 49950630, 66600840, 99901260, 199802520]

約数ペア:

[(1, 199802520), (2, 99901260), (3, 66600840), (4, 49950630), (5, 39960504), (6, 33300420), (8, 24975315), (9, 22200280), (10, 19980252), (12, 16650210), (15, 13320168), (18, 11100140), (20, 9990126), (24, 8325105), (30, 6660084), (36, 5550070), (40, 4995063), (45, 4440056), (60, 3330042), (71, 2814120), (72, 2775035), (90, 2220028), (120, 1665021), (142, 1407060), (180, 1110014), (213, 938040), (284, 703530), (355, 562824), (360, 555007), (426, 469020), (568, 351765), (639, 312680), (710, 281412), (852, 234510), (1065, 187608), (1278, 156340), (1420, 140706), (1704, 117255), (2130, 93804), (2556, 78170), (2840, 70353), (3195, 62536), (4260, 46902), (5112, 39085), (6390, 31268), (7817, 25560), (8520, 23451), (12780, 15634)]