2271540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{131}}^1$

素因数の和:177

約数の個数: 72

約数和(自身を含む): 6808032

約数和(自身を除く): 4536492

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 131, 170, 204, 255, 262, 289, 340, 393, 510, 524, 578, 655, 786, 867, 1020, 1156, 1310, 1445, 1572, 1734, 1965, 2227, 2620, 2890, 3468, 3930, 4335, 4454, 5780, 6681, 7860, 8670, 8908, 11135, 13362, 17340, 22270, 26724, 33405, 37859, 44540, 66810, 75718, 113577, 133620, 151436, 189295, 227154, 378590, 454308, 567885, 757180, 1135770, 2271540]

約数ペア:

[(1, 2271540), (2, 1135770), (3, 757180), (4, 567885), (5, 454308), (6, 378590), (10, 227154), (12, 189295), (15, 151436), (17, 133620), (20, 113577), (30, 75718), (34, 66810), (51, 44540), (60, 37859), (68, 33405), (85, 26724), (102, 22270), (131, 17340), (170, 13362), (204, 11135), (255, 8908), (262, 8670), (289, 7860), (340, 6681), (393, 5780), (510, 4454), (524, 4335), (578, 3930), (655, 3468), (786, 2890), (867, 2620), (1020, 2227), (1156, 1965), (1310, 1734), (1445, 1572)]