84203440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1787}}^1$

素因数の和:1850

約数の個数: 80

約数和(自身を含む): 212843520

約数和(自身を除く): 128640080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 62, 76, 80, 95, 124, 152, 155, 190, 248, 304, 310, 380, 496, 589, 620, 760, 1178, 1240, 1520, 1787, 2356, 2480, 2945, 3574, 4712, 5890, 7148, 8935, 9424, 11780, 14296, 17870, 23560, 28592, 33953, 35740, 47120, 55397, 67906, 71480, 110794, 135812, 142960, 169765, 221588, 271624, 276985, 339530, 443176, 543248, 553970, 679060, 886352, 1052543, 1107940, 1358120, 2105086, 2215880, 2716240, 4210172, 4431760, 5262715, 8420344, 10525430, 16840688, 21050860, 42101720, 84203440]

約数ペア:

[(1, 84203440), (2, 42101720), (4, 21050860), (5, 16840688), (8, 10525430), (10, 8420344), (16, 5262715), (19, 4431760), (20, 4210172), (31, 2716240), (38, 2215880), (40, 2105086), (62, 1358120), (76, 1107940), (80, 1052543), (95, 886352), (124, 679060), (152, 553970), (155, 543248), (190, 443176), (248, 339530), (304, 276985), (310, 271624), (380, 221588), (496, 169765), (589, 142960), (620, 135812), (760, 110794), (1178, 71480), (1240, 67906), (1520, 55397), (1787, 47120), (2356, 35740), (2480, 33953), (2945, 28592), (3574, 23560), (4712, 17870), (5890, 14296), (7148, 11780), (8935, 9424)]