888958890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{27361}}^1$

素因数の和:27412

約数の個数: 72

約数和(自身を含む): 2439431748

約数和(自身を除く): 1550472858

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 361, 570, 722, 855, 1083, 1710, 1805, 2166, 3249, 3610, 5415, 6498, 10830, 16245, 27361, 32490, 54722, 82083, 136805, 164166, 246249, 273610, 410415, 492498, 519859, 820830, 1039718, 1231245, 1559577, 2462490, 2599295, 3119154, 4678731, 5198590, 7797885, 9357462, 9877321, 15595770, 19754642, 23393655, 29631963, 46787310, 49386605, 59263926, 88895889, 98773210, 148159815, 177791778, 296319630, 444479445, 888958890]

約数ペア:

[(1, 888958890), (2, 444479445), (3, 296319630), (5, 177791778), (6, 148159815), (9, 98773210), (10, 88895889), (15, 59263926), (18, 49386605), (19, 46787310), (30, 29631963), (38, 23393655), (45, 19754642), (57, 15595770), (90, 9877321), (95, 9357462), (114, 7797885), (171, 5198590), (190, 4678731), (285, 3119154), (342, 2599295), (361, 2462490), (570, 1559577), (722, 1231245), (855, 1039718), (1083, 820830), (1710, 519859), (1805, 492498), (2166, 410415), (3249, 273610), (3610, 246249), (5415, 164166), (6498, 136805), (10830, 82083), (16245, 54722), (27361, 32490)]