51168780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:265

約数の個数: 192

約数和(自身を含む): 176964480

約数和(自身を除く): 125795700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 37, 39, 45, 52, 54, 60, 65, 74, 78, 90, 108, 111, 117, 130, 135, 148, 156, 180, 185, 195, 197, 222, 234, 260, 270, 333, 351, 370, 390, 394, 444, 468, 481, 540, 555, 585, 591, 666, 702, 740, 780, 788, 962, 985, 999, 1110, 1170, 1182, 1332, 1404, 1443, 1665, 1755, 1773, 1924, 1970, 1998, 2220, 2340, 2364, 2405, 2561, 2886, 2955, 3330, 3510, 3546, 3940, 3996, 4329, 4810, 4995, 5122, 5319, 5772, 5910, 6660, 7020, 7092, 7215, 7289, 7683, 8658, 8865, 9620, 9990, 10244, 10638, 11820, 12805, 12987, 14430, 14578, 15366, 17316, 17730, 19980, 21276, 21645, 21867, 23049, 25610, 25974, 26595, 28860, 29156, 30732, 35460, 36445, 38415, 43290, 43734, 46098, 51220, 51948, 53190, 64935, 65601, 69147, 72890, 76830, 86580, 87468, 92196, 94757, 106380, 109335, 115245, 129870, 131202, 138294, 145780, 153660, 189514, 196803, 218670, 230490, 259740, 262404, 276588, 284271, 328005, 345735, 379028, 393606, 437340, 460980, 473785, 568542, 656010, 691470, 787212, 852813, 947570, 984015, 1137084, 1312020, 1382940, 1421355, 1705626, 1895140, 1968030, 2558439, 2842710, 3411252, 3936060, 4264065, 5116878, 5685420, 8528130, 10233756, 12792195, 17056260, 25584390, 51168780]

約数ペア:

[(1, 51168780), (2, 25584390), (3, 17056260), (4, 12792195), (5, 10233756), (6, 8528130), (9, 5685420), (10, 5116878), (12, 4264065), (13, 3936060), (15, 3411252), (18, 2842710), (20, 2558439), (26, 1968030), (27, 1895140), (30, 1705626), (36, 1421355), (37, 1382940), (39, 1312020), (45, 1137084), (52, 984015), (54, 947570), (60, 852813), (65, 787212), (74, 691470), (78, 656010), (90, 568542), (108, 473785), (111, 460980), (117, 437340), (130, 393606), (135, 379028), (148, 345735), (156, 328005), (180, 284271), (185, 276588), (195, 262404), (197, 259740), (222, 230490), (234, 218670), (260, 196803), (270, 189514), (333, 153660), (351, 145780), (370, 138294), (390, 131202), (394, 129870), (444, 115245), (468, 109335), (481, 106380), (540, 94757), (555, 92196), (585, 87468), (591, 86580), (666, 76830), (702, 72890), (740, 69147), (780, 65601), (788, 64935), (962, 53190), (985, 51948), (999, 51220), (1110, 46098), (1170, 43734), (1182, 43290), (1332, 38415), (1404, 36445), (1443, 35460), (1665, 30732), (1755, 29156), (1773, 28860), (1924, 26595), (1970, 25974), (1998, 25610), (2220, 23049), (2340, 21867), (2364, 21645), (2405, 21276), (2561, 19980), (2886, 17730), (2955, 17316), (3330, 15366), (3510, 14578), (3546, 14430), (3940, 12987), (3996, 12805), (4329, 11820), (4810, 10638), (4995, 10244), (5122, 9990), (5319, 9620), (5772, 8865), (5910, 8658), (6660, 7683), (7020, 7289), (7092, 7215)]