61664940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:296

約数の個数: 144

約数和(自身を含む): 197188992

約数和(自身を除く): 135524052

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 47, 60, 74, 90, 94, 111, 141, 148, 180, 185, 188, 197, 222, 235, 282, 333, 370, 394, 423, 444, 470, 555, 564, 591, 666, 705, 740, 788, 846, 940, 985, 1110, 1182, 1332, 1410, 1665, 1692, 1739, 1773, 1970, 2115, 2220, 2364, 2820, 2955, 3330, 3478, 3546, 3940, 4230, 5217, 5910, 6660, 6956, 7092, 7289, 8460, 8695, 8865, 9259, 10434, 11820, 14578, 15651, 17390, 17730, 18518, 20868, 21867, 26085, 27777, 29156, 31302, 34780, 35460, 36445, 37036, 43734, 46295, 52170, 55554, 62604, 65601, 72890, 78255, 83331, 87468, 92590, 104340, 109335, 111108, 131202, 138885, 145780, 156510, 166662, 185180, 218670, 262404, 277770, 313020, 328005, 333324, 342583, 416655, 437340, 555540, 656010, 685166, 833310, 1027749, 1312020, 1370332, 1666620, 1712915, 2055498, 3083247, 3425830, 4110996, 5138745, 6166494, 6851660, 10277490, 12332988, 15416235, 20554980, 30832470, 61664940]

約数ペア:

[(1, 61664940), (2, 30832470), (3, 20554980), (4, 15416235), (5, 12332988), (6, 10277490), (9, 6851660), (10, 6166494), (12, 5138745), (15, 4110996), (18, 3425830), (20, 3083247), (30, 2055498), (36, 1712915), (37, 1666620), (45, 1370332), (47, 1312020), (60, 1027749), (74, 833310), (90, 685166), (94, 656010), (111, 555540), (141, 437340), (148, 416655), (180, 342583), (185, 333324), (188, 328005), (197, 313020), (222, 277770), (235, 262404), (282, 218670), (333, 185180), (370, 166662), (394, 156510), (423, 145780), (444, 138885), (470, 131202), (555, 111108), (564, 109335), (591, 104340), (666, 92590), (705, 87468), (740, 83331), (788, 78255), (846, 72890), (940, 65601), (985, 62604), (1110, 55554), (1182, 52170), (1332, 46295), (1410, 43734), (1665, 37036), (1692, 36445), (1739, 35460), (1773, 34780), (1970, 31302), (2115, 29156), (2220, 27777), (2364, 26085), (2820, 21867), (2955, 20868), (3330, 18518), (3478, 17730), (3546, 17390), (3940, 15651), (4230, 14578), (5217, 11820), (5910, 10434), (6660, 9259), (6956, 8865), (7092, 8695), (7289, 8460)]