65756760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:281

約数の個数: 128

約数和(自身を含む): 205286400

約数和(自身を除く): 139529640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 89, 94, 120, 131, 141, 178, 188, 235, 262, 267, 282, 356, 376, 393, 445, 470, 524, 534, 564, 655, 705, 712, 786, 890, 940, 1048, 1068, 1128, 1310, 1335, 1410, 1572, 1780, 1880, 1965, 2136, 2620, 2670, 2820, 3144, 3560, 3930, 4183, 5240, 5340, 5640, 6157, 7860, 8366, 10680, 11659, 12314, 12549, 15720, 16732, 18471, 20915, 23318, 24628, 25098, 30785, 33464, 34977, 36942, 41830, 46636, 49256, 50196, 58295, 61570, 62745, 69954, 73884, 83660, 92355, 93272, 100392, 116590, 123140, 125490, 139908, 147768, 167320, 174885, 184710, 233180, 246280, 250980, 279816, 349770, 369420, 466360, 501960, 547973, 699540, 738840, 1095946, 1399080, 1643919, 2191892, 2739865, 3287838, 4383784, 5479730, 6575676, 8219595, 10959460, 13151352, 16439190, 21918920, 32878380, 65756760]

約数ペア:

[(1, 65756760), (2, 32878380), (3, 21918920), (4, 16439190), (5, 13151352), (6, 10959460), (8, 8219595), (10, 6575676), (12, 5479730), (15, 4383784), (20, 3287838), (24, 2739865), (30, 2191892), (40, 1643919), (47, 1399080), (60, 1095946), (89, 738840), (94, 699540), (120, 547973), (131, 501960), (141, 466360), (178, 369420), (188, 349770), (235, 279816), (262, 250980), (267, 246280), (282, 233180), (356, 184710), (376, 174885), (393, 167320), (445, 147768), (470, 139908), (524, 125490), (534, 123140), (564, 116590), (655, 100392), (705, 93272), (712, 92355), (786, 83660), (890, 73884), (940, 69954), (1048, 62745), (1068, 61570), (1128, 58295), (1310, 50196), (1335, 49256), (1410, 46636), (1572, 41830), (1780, 36942), (1880, 34977), (1965, 33464), (2136, 30785), (2620, 25098), (2670, 24628), (2820, 23318), (3144, 20915), (3560, 18471), (3930, 16732), (4183, 15720), (5240, 12549), (5340, 12314), (5640, 11659), (6157, 10680), (7860, 8366)]