20851927470

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{347}}^1\times {\mathrm{20233}}^1$

素因数の和:20607

約数の個数: 128

約数和(自身を含む): 60837972480

約数和(自身を除く): 39986045010

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 90, 99, 110, 135, 165, 198, 270, 297, 330, 347, 495, 594, 694, 990, 1041, 1485, 1735, 2082, 2970, 3123, 3470, 3817, 5205, 6246, 7634, 9369, 10410, 11451, 15615, 18738, 19085, 20233, 22902, 31230, 34353, 38170, 40466, 46845, 57255, 60699, 68706, 93690, 101165, 103059, 114510, 121398, 171765, 182097, 202330, 206118, 222563, 303495, 343530, 364194, 445126, 515295, 546291, 606990, 667689, 910485, 1030590, 1092582, 1112815, 1335378, 1820970, 2003067, 2225630, 2731455, 3338445, 4006134, 5462910, 6009201, 6676890, 7020851, 10015335, 12018402, 14041702, 20030670, 21062553, 30046005, 35104255, 42125106, 60092010, 63187659, 70208510, 77229361, 105312765, 126375318, 154458722, 189562977, 210625530, 231688083, 315938295, 379125954, 386146805, 463376166, 631876590, 695064249, 772293610, 947814885, 1158440415, 1390128498, 1895629770, 2085192747, 2316880830, 3475321245, 4170385494, 6950642490, 10425963735, 20851927470]

約数ペア:

[(1, 20851927470), (2, 10425963735), (3, 6950642490), (5, 4170385494), (6, 3475321245), (9, 2316880830), (10, 2085192747), (11, 1895629770), (15, 1390128498), (18, 1158440415), (22, 947814885), (27, 772293610), (30, 695064249), (33, 631876590), (45, 463376166), (54, 386146805), (55, 379125954), (66, 315938295), (90, 231688083), (99, 210625530), (110, 189562977), (135, 154458722), (165, 126375318), (198, 105312765), (270, 77229361), (297, 70208510), (330, 63187659), (347, 60092010), (495, 42125106), (594, 35104255), (694, 30046005), (990, 21062553), (1041, 20030670), (1485, 14041702), (1735, 12018402), (2082, 10015335), (2970, 7020851), (3123, 6676890), (3470, 6009201), (3817, 5462910), (5205, 4006134), (6246, 3338445), (7634, 2731455), (9369, 2225630), (10410, 2003067), (11451, 1820970), (15615, 1335378), (18738, 1112815), (19085, 1092582), (20233, 1030590), (22902, 910485), (31230, 667689), (34353, 606990), (38170, 546291), (40466, 515295), (46845, 445126), (57255, 364194), (60699, 343530), (68706, 303495), (93690, 222563), (101165, 206118), (103059, 202330), (114510, 182097), (121398, 171765)]