1990066080

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{7039}}^1$

素因数の和:7107

約数の個数: 192

約数和(自身を含む): 6812467200

約数和(自身を除く): 4822401120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 31, 32, 38, 40, 48, 57, 60, 62, 76, 80, 93, 95, 96, 114, 120, 124, 152, 155, 160, 186, 190, 228, 240, 248, 285, 304, 310, 372, 380, 456, 465, 480, 496, 570, 589, 608, 620, 744, 760, 912, 930, 992, 1140, 1178, 1240, 1488, 1520, 1767, 1824, 1860, 2280, 2356, 2480, 2945, 2976, 3040, 3534, 3720, 4560, 4712, 4960, 5890, 7039, 7068, 7440, 8835, 9120, 9424, 11780, 14078, 14136, 14880, 17670, 18848, 21117, 23560, 28156, 28272, 35195, 35340, 42234, 47120, 56312, 56544, 70390, 70680, 84468, 94240, 105585, 112624, 133741, 140780, 141360, 168936, 211170, 218209, 225248, 267482, 281560, 282720, 337872, 401223, 422340, 436418, 534964, 563120, 654627, 668705, 675744, 802446, 844680, 872836, 1069928, 1091045, 1126240, 1309254, 1337410, 1604892, 1689360, 1745672, 2006115, 2139856, 2182090, 2618508, 2674820, 3209784, 3273135, 3378720, 3491344, 4012230, 4145971, 4279712, 4364180, 5237016, 5349640, 6419568, 6546270, 6982688, 8024460, 8291942, 8728360, 10474032, 10699280, 12437913, 12839136, 13092540, 16048920, 16583884, 17456720, 20729855, 20948064, 21398560, 24875826, 26185080, 32097840, 33167768, 34913440, 41459710, 49751652, 52370160, 62189565, 64195680, 66335536, 82919420, 99503304, 104740320, 124379130, 132671072, 165838840, 199006608, 248758260, 331677680, 398013216, 497516520, 663355360, 995033040, 1990066080]

約数ペア:

[(1, 1990066080), (2, 995033040), (3, 663355360), (4, 497516520), (5, 398013216), (6, 331677680), (8, 248758260), (10, 199006608), (12, 165838840), (15, 132671072), (16, 124379130), (19, 104740320), (20, 99503304), (24, 82919420), (30, 66335536), (31, 64195680), (32, 62189565), (38, 52370160), (40, 49751652), (48, 41459710), (57, 34913440), (60, 33167768), (62, 32097840), (76, 26185080), (80, 24875826), (93, 21398560), (95, 20948064), (96, 20729855), (114, 17456720), (120, 16583884), (124, 16048920), (152, 13092540), (155, 12839136), (160, 12437913), (186, 10699280), (190, 10474032), (228, 8728360), (240, 8291942), (248, 8024460), (285, 6982688), (304, 6546270), (310, 6419568), (372, 5349640), (380, 5237016), (456, 4364180), (465, 4279712), (480, 4145971), (496, 4012230), (570, 3491344), (589, 3378720), (608, 3273135), (620, 3209784), (744, 2674820), (760, 2618508), (912, 2182090), (930, 2139856), (992, 2006115), (1140, 1745672), (1178, 1689360), (1240, 1604892), (1488, 1337410), (1520, 1309254), (1767, 1126240), (1824, 1091045), (1860, 1069928), (2280, 872836), (2356, 844680), (2480, 802446), (2945, 675744), (2976, 668705), (3040, 654627), (3534, 563120), (3720, 534964), (4560, 436418), (4712, 422340), (4960, 401223), (5890, 337872), (7039, 282720), (7068, 281560), (7440, 267482), (8835, 225248), (9120, 218209), (9424, 211170), (11780, 168936), (14078, 141360), (14136, 140780), (14880, 133741), (17670, 112624), (18848, 105585), (21117, 94240), (23560, 84468), (28156, 70680), (28272, 70390), (35195, 56544), (35340, 56312), (42234, 47120)]