65505240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{463}}^1$

素因数の和:614

約数の個数: 128

約数和(自身を含む): 220492800

約数和(自身を除く): 154987560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 131, 135, 180, 216, 262, 270, 360, 393, 463, 524, 540, 655, 786, 926, 1048, 1080, 1179, 1310, 1389, 1572, 1852, 1965, 2315, 2358, 2620, 2778, 3144, 3537, 3704, 3930, 4167, 4630, 4716, 5240, 5556, 5895, 6945, 7074, 7860, 8334, 9260, 9432, 11112, 11790, 12501, 13890, 14148, 15720, 16668, 17685, 18520, 20835, 23580, 25002, 27780, 28296, 33336, 35370, 41670, 47160, 50004, 55560, 60653, 62505, 70740, 83340, 100008, 121306, 125010, 141480, 166680, 181959, 242612, 250020, 303265, 363918, 485224, 500040, 545877, 606530, 727836, 909795, 1091754, 1213060, 1455672, 1637631, 1819590, 2183508, 2426120, 2729385, 3275262, 3639180, 4367016, 5458770, 6550524, 7278360, 8188155, 10917540, 13101048, 16376310, 21835080, 32752620, 65505240]

約数ペア:

[(1, 65505240), (2, 32752620), (3, 21835080), (4, 16376310), (5, 13101048), (6, 10917540), (8, 8188155), (9, 7278360), (10, 6550524), (12, 5458770), (15, 4367016), (18, 3639180), (20, 3275262), (24, 2729385), (27, 2426120), (30, 2183508), (36, 1819590), (40, 1637631), (45, 1455672), (54, 1213060), (60, 1091754), (72, 909795), (90, 727836), (108, 606530), (120, 545877), (131, 500040), (135, 485224), (180, 363918), (216, 303265), (262, 250020), (270, 242612), (360, 181959), (393, 166680), (463, 141480), (524, 125010), (540, 121306), (655, 100008), (786, 83340), (926, 70740), (1048, 62505), (1080, 60653), (1179, 55560), (1310, 50004), (1389, 47160), (1572, 41670), (1852, 35370), (1965, 33336), (2315, 28296), (2358, 27780), (2620, 25002), (2778, 23580), (3144, 20835), (3537, 18520), (3704, 17685), (3930, 16668), (4167, 15720), (4630, 14148), (4716, 13890), (5240, 12501), (5556, 11790), (5895, 11112), (6945, 9432), (7074, 9260), (7860, 8334)]