74984973.000000000

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1993}}^1$

素因数の和:2047

約数の個数: 128

約数和(自身を含む): 367534080

約数和(自身を除く): 250764210

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 31, 35, 42, 45, 54, 62, 63, 70, 90, 93, 105, 126, 135, 155, 186, 189, 210, 217, 270, 279, 310, 315, 378, 434, 465, 558, 630, 651, 837, 930, 945, 1085, 1302, 1395, 1674, 1890, 1953, 1993, 2170, 2790, 3255, 3906, 3986, 4185, 5859, 5979, 6510, 8370, 9765, 9965, 11718, 11958, 13951, 17937, 19530, 19930, 27902, 29295, 29895, 35874, 41853, 53811, 58590, 59790, 61783, 69755, 83706, 89685, 107622, 123566, 125559, 139510, 179370, 185349, 209265, 251118, 269055, 308915, 370698, 376677, 418530, 432481, 538110, 556047, 617830, 627795, 753354, 864962, 926745, 1112094, 1255590, 1297443, 1668141, 1853490, 1883385, 2162405, 2594886, 2780235, 3336282, 3766770, 3892329, 4324810, 5560470, 6487215, 7784658, 8340705, 11676987, 12974430, 16681410, 19461645, 23353974, 38923290, 58384935, 116769870]

約数ペア:

[(1, 116769870), (2, 58384935), (3, 38923290), (5, 23353974), (6, 19461645), (7, 16681410), (9, 12974430), (10, 11676987), (14, 8340705), (15, 7784658), (18, 6487215), (21, 5560470), (27, 4324810), (30, 3892329), (31, 3766770), (35, 3336282), (42, 2780235), (45, 2594886), (54, 2162405), (62, 1883385), (63, 1853490), (70, 1668141), (90, 1297443), (93, 1255590), (105, 1112094), (126, 926745), (135, 864962), (155, 753354), (186, 627795), (189, 617830), (210, 556047), (217, 538110), (270, 432481), (279, 418530), (310, 376677), (315, 370698), (378, 308915), (434, 269055), (465, 251118), (558, 209265), (630, 185349), (651, 179370), (837, 139510), (930, 125559), (945, 123566), (1085, 107622), (1302, 89685), (1395, 83706), (1674, 69755), (1890, 61783), (1953, 59790), (1993, 58590), (2170, 53811), (2790, 41853), (3255, 35874), (3906, 29895), (3986, 29295), (4185, 27902), (5859, 19930), (5979, 19530), (6510, 17937), (8370, 13951), (9765, 11958), (9965, 11718)]