189540

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{13}}^1$

素因数の和:40

約数の個数: 84

約数和(自身を含む): 642684

約数和(自身を除く): 453144

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 108, 117, 130, 135, 156, 162, 180, 195, 234, 243, 260, 270, 324, 351, 390, 405, 468, 486, 540, 585, 702, 729, 780, 810, 972, 1053, 1170, 1215, 1404, 1458, 1620, 1755, 2106, 2340, 2430, 2916, 3159, 3510, 3645, 4212, 4860, 5265, 6318, 7020, 7290, 9477, 10530, 12636, 14580, 15795, 18954, 21060, 31590, 37908, 47385, 63180, 94770, 189540]

約数ペア:

[(1, 189540), (2, 94770), (3, 63180), (4, 47385), (5, 37908), (6, 31590), (9, 21060), (10, 18954), (12, 15795), (13, 14580), (15, 12636), (18, 10530), (20, 9477), (26, 7290), (27, 7020), (30, 6318), (36, 5265), (39, 4860), (45, 4212), (52, 3645), (54, 3510), (60, 3159), (65, 2916), (78, 2430), (81, 2340), (90, 2106), (108, 1755), (117, 1620), (130, 1458), (135, 1404), (156, 1215), (162, 1170), (180, 1053), (195, 972), (234, 810), (243, 780), (260, 729), (270, 702), (324, 585), (351, 540), (390, 486), (405, 468)]