20218463730

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{10399}}^1$

素因数の和:10813

約数の個数: 128

約数和(自身を含む): 56908800000

約数和(自身を除く): 36690336270

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 90, 95, 114, 135, 171, 190, 270, 285, 342, 379, 513, 570, 758, 855, 1026, 1137, 1710, 1895, 2274, 2565, 3411, 3790, 5130, 5685, 6822, 7201, 10233, 10399, 11370, 14402, 17055, 20466, 20798, 21603, 31197, 34110, 36005, 43206, 51165, 51995, 62394, 64809, 72010, 93591, 102330, 103990, 108015, 129618, 155985, 187182, 194427, 197581, 216030, 280773, 311970, 324045, 388854, 395162, 467955, 561546, 592743, 648090, 935910, 972135, 987905, 1185486, 1403865, 1778229, 1944270, 1975810, 2807730, 2963715, 3556458, 3941221, 5334687, 5927430, 7882442, 8891145, 10669374, 11823663, 17782290, 19706105, 23647326, 26673435, 35470989, 39412210, 53346870, 59118315, 70941978, 74883199, 106412967, 118236630, 149766398, 177354945, 212825934, 224649597, 354709890, 374415995, 449299194, 532064835, 673948791, 748831990, 1064129670, 1123247985, 1347897582, 2021846373, 2246495970, 3369743955, 4043692746, 6739487910, 10109231865, 20218463730]

約数ペア:

[(1, 20218463730), (2, 10109231865), (3, 6739487910), (5, 4043692746), (6, 3369743955), (9, 2246495970), (10, 2021846373), (15, 1347897582), (18, 1123247985), (19, 1064129670), (27, 748831990), (30, 673948791), (38, 532064835), (45, 449299194), (54, 374415995), (57, 354709890), (90, 224649597), (95, 212825934), (114, 177354945), (135, 149766398), (171, 118236630), (190, 106412967), (270, 74883199), (285, 70941978), (342, 59118315), (379, 53346870), (513, 39412210), (570, 35470989), (758, 26673435), (855, 23647326), (1026, 19706105), (1137, 17782290), (1710, 11823663), (1895, 10669374), (2274, 8891145), (2565, 7882442), (3411, 5927430), (3790, 5334687), (5130, 3941221), (5685, 3556458), (6822, 2963715), (7201, 2807730), (10233, 1975810), (10399, 1944270), (11370, 1778229), (14402, 1403865), (17055, 1185486), (20466, 987905), (20798, 972135), (21603, 935910), (31197, 648090), (34110, 592743), (36005, 561546), (43206, 467955), (51165, 395162), (51995, 388854), (62394, 324045), (64809, 311970), (72010, 280773), (93591, 216030), (102330, 197581), (103990, 194427), (108015, 187182), (129618, 155985)]