1881004020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{16649}}^1$

素因数の和:16937

約数の個数: 96

約数和(自身を含む): 6041952000

約数和(自身を除く): 4160947980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 269, 420, 538, 807, 1076, 1345, 1614, 1883, 2690, 3228, 3766, 4035, 5380, 5649, 7532, 8070, 9415, 11298, 16140, 16649, 18830, 22596, 28245, 33298, 37660, 49947, 56490, 66596, 83245, 99894, 112980, 116543, 166490, 199788, 233086, 249735, 332980, 349629, 466172, 499470, 582715, 699258, 998940, 1165430, 1398516, 1748145, 2330860, 3496290, 4478581, 6992580, 8957162, 13435743, 17914324, 22392905, 26871486, 31350067, 44785810, 53742972, 62700134, 67178715, 89571620, 94050201, 125400268, 134357430, 156750335, 188100402, 268714860, 313500670, 376200804, 470251005, 627001340, 940502010, 1881004020]

約数ペア:

[(1, 1881004020), (2, 940502010), (3, 627001340), (4, 470251005), (5, 376200804), (6, 313500670), (7, 268714860), (10, 188100402), (12, 156750335), (14, 134357430), (15, 125400268), (20, 94050201), (21, 89571620), (28, 67178715), (30, 62700134), (35, 53742972), (42, 44785810), (60, 31350067), (70, 26871486), (84, 22392905), (105, 17914324), (140, 13435743), (210, 8957162), (269, 6992580), (420, 4478581), (538, 3496290), (807, 2330860), (1076, 1748145), (1345, 1398516), (1614, 1165430), (1883, 998940), (2690, 699258), (3228, 582715), (3766, 499470), (4035, 466172), (5380, 349629), (5649, 332980), (7532, 249735), (8070, 233086), (9415, 199788), (11298, 166490), (16140, 116543), (16649, 112980), (18830, 99894), (22596, 83245), (28245, 66596), (33298, 56490), (37660, 49947)]