30664980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{823}}^1$

素因数の和:867

約数の個数: 120

約数和(自身を含む): 100501632

約数和(自身を除く): 69836652

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 81, 90, 92, 108, 115, 135, 138, 162, 180, 207, 230, 270, 276, 324, 345, 405, 414, 460, 540, 621, 690, 810, 823, 828, 1035, 1242, 1380, 1620, 1646, 1863, 2070, 2469, 2484, 3105, 3292, 3726, 4115, 4140, 4938, 6210, 7407, 7452, 8230, 9315, 9876, 12345, 12420, 14814, 16460, 18630, 18929, 22221, 24690, 29628, 37035, 37260, 37858, 44442, 49380, 56787, 66663, 74070, 75716, 88884, 94645, 111105, 113574, 133326, 148140, 170361, 189290, 222210, 227148, 266652, 283935, 333315, 340722, 378580, 444420, 511083, 567870, 666630, 681444, 851805, 1022166, 1135740, 1333260, 1533249, 1703610, 2044332, 2555415, 3066498, 3407220, 5110830, 6132996, 7666245, 10221660, 15332490, 30664980]

約数ペア:

[(1, 30664980), (2, 15332490), (3, 10221660), (4, 7666245), (5, 6132996), (6, 5110830), (9, 3407220), (10, 3066498), (12, 2555415), (15, 2044332), (18, 1703610), (20, 1533249), (23, 1333260), (27, 1135740), (30, 1022166), (36, 851805), (45, 681444), (46, 666630), (54, 567870), (60, 511083), (69, 444420), (81, 378580), (90, 340722), (92, 333315), (108, 283935), (115, 266652), (135, 227148), (138, 222210), (162, 189290), (180, 170361), (207, 148140), (230, 133326), (270, 113574), (276, 111105), (324, 94645), (345, 88884), (405, 75716), (414, 74070), (460, 66663), (540, 56787), (621, 49380), (690, 44442), (810, 37858), (823, 37260), (828, 37035), (1035, 29628), (1242, 24690), (1380, 22221), (1620, 18929), (1646, 18630), (1863, 16460), (2070, 14814), (2469, 12420), (2484, 12345), (3105, 9876), (3292, 9315), (3726, 8230), (4115, 7452), (4140, 7407), (4938, 6210)]