28899270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{607}}^1$

素因数の和:666

約数の個数: 72

約数和(自身を含む): 78676416

約数和(自身を除く): 49777146

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 529, 607, 690, 1035, 1058, 1214, 1587, 1821, 2070, 2645, 3035, 3174, 3642, 4761, 5290, 5463, 6070, 7935, 9105, 9522, 10926, 13961, 15870, 18210, 23805, 27315, 27922, 41883, 47610, 54630, 69805, 83766, 125649, 139610, 209415, 251298, 321103, 418830, 628245, 642206, 963309, 1256490, 1605515, 1926618, 2889927, 3211030, 4816545, 5779854, 9633090, 14449635, 28899270]

約数ペア:

[(1, 28899270), (2, 14449635), (3, 9633090), (5, 5779854), (6, 4816545), (9, 3211030), (10, 2889927), (15, 1926618), (18, 1605515), (23, 1256490), (30, 963309), (45, 642206), (46, 628245), (69, 418830), (90, 321103), (115, 251298), (138, 209415), (207, 139610), (230, 125649), (345, 83766), (414, 69805), (529, 54630), (607, 47610), (690, 41883), (1035, 27922), (1058, 27315), (1214, 23805), (1587, 18210), (1821, 15870), (2070, 13961), (2645, 10926), (3035, 9522), (3174, 9105), (3642, 7935), (4761, 6070), (5290, 5463)]