72261540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{30881}}^1$

素因数の和:30909

約数の個数: 72

約数和(自身を含む): 236062008

約数和(自身を除く): 163800468

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 30881, 61762, 92643, 123524, 154405, 185286, 277929, 308810, 370572, 401453, 463215, 555858, 617620, 802906, 926430, 1111716, 1204359, 1389645, 1605812, 1852860, 2007265, 2408718, 2779290, 3613077, 4014530, 4817436, 5558580, 6021795, 7226154, 8029060, 12043590, 14452308, 18065385, 24087180, 36130770, 72261540]

約数ペア:

[(1, 72261540), (2, 36130770), (3, 24087180), (4, 18065385), (5, 14452308), (6, 12043590), (9, 8029060), (10, 7226154), (12, 6021795), (13, 5558580), (15, 4817436), (18, 4014530), (20, 3613077), (26, 2779290), (30, 2408718), (36, 2007265), (39, 1852860), (45, 1605812), (52, 1389645), (60, 1204359), (65, 1111716), (78, 926430), (90, 802906), (117, 617620), (130, 555858), (156, 463215), (180, 401453), (195, 370572), (234, 308810), (260, 277929), (390, 185286), (468, 154405), (585, 123524), (780, 92643), (1170, 61762), (2340, 30881)]