2157823980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:345

約数の個数: 288

約数和(自身を含む): 7291275264

約数和(自身を除く): 5133451284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 53, 60, 65, 78, 90, 106, 117, 127, 130, 137, 156, 159, 180, 195, 212, 234, 254, 260, 265, 274, 318, 381, 390, 411, 468, 477, 508, 530, 548, 585, 635, 636, 685, 689, 762, 780, 795, 822, 954, 1060, 1143, 1170, 1233, 1270, 1370, 1378, 1524, 1590, 1644, 1651, 1781, 1905, 1908, 2055, 2067, 2286, 2340, 2385, 2466, 2540, 2740, 2756, 3180, 3302, 3445, 3562, 3810, 4110, 4134, 4572, 4770, 4932, 4953, 5343, 5715, 6165, 6201, 6604, 6731, 6890, 7124, 7261, 7620, 8220, 8255, 8268, 8905, 9540, 9906, 10335, 10686, 11430, 12330, 12402, 13462, 13780, 14522, 14859, 16029, 16510, 17399, 17810, 19812, 20193, 20670, 21372, 21783, 22860, 24660, 24765, 24804, 26715, 26924, 29044, 29718, 31005, 32058, 33020, 33655, 34798, 35620, 36305, 40386, 41340, 43566, 49530, 52197, 53430, 59436, 60579, 62010, 64116, 65349, 67310, 69596, 72610, 74295, 80145, 80772, 86995, 87132, 87503, 94393, 99060, 100965, 104394, 106860, 108915, 121158, 124020, 130698, 134620, 145220, 148590, 156591, 160290, 173990, 175006, 188786, 201930, 208788, 217830, 226187, 242316, 260985, 261396, 262509, 283179, 297180, 302895, 313182, 320580, 326745, 347980, 350012, 377572, 403860, 435660, 437515, 452374, 471965, 521970, 525018, 566358, 605790, 626364, 653490, 678561, 782955, 787527, 849537, 875030, 904748, 922147, 943930, 1043940, 1050036, 1130935, 1132716, 1211580, 1306980, 1312545, 1357122, 1415895, 1565910, 1575054, 1699074, 1750060, 1844294, 1887860, 2035683, 2261870, 2625090, 2714244, 2766441, 2831790, 3131820, 3150108, 3392805, 3398148, 3688588, 3937635, 4071366, 4247685, 4523740, 4610735, 5250180, 5532882, 5663580, 6785610, 7875270, 8142732, 8299323, 8495370, 9221470, 10178415, 11065764, 11987911, 13571220, 13832205, 15750540, 16598646, 16990740, 18442940, 20356830, 23975822, 27664410, 33197292, 35963733, 40713660, 41496615, 47951644, 55328820, 59939555, 71927466, 82993230, 107891199, 119879110, 143854932, 165986460, 179818665, 215782398, 239758220, 359637330, 431564796, 539455995, 719274660, 1078911990, 2157823980]

約数ペア:

[(1, 2157823980), (2, 1078911990), (3, 719274660), (4, 539455995), (5, 431564796), (6, 359637330), (9, 239758220), (10, 215782398), (12, 179818665), (13, 165986460), (15, 143854932), (18, 119879110), (20, 107891199), (26, 82993230), (30, 71927466), (36, 59939555), (39, 55328820), (45, 47951644), (52, 41496615), (53, 40713660), (60, 35963733), (65, 33197292), (78, 27664410), (90, 23975822), (106, 20356830), (117, 18442940), (127, 16990740), (130, 16598646), (137, 15750540), (156, 13832205), (159, 13571220), (180, 11987911), (195, 11065764), (212, 10178415), (234, 9221470), (254, 8495370), (260, 8299323), (265, 8142732), (274, 7875270), (318, 6785610), (381, 5663580), (390, 5532882), (411, 5250180), (468, 4610735), (477, 4523740), (508, 4247685), (530, 4071366), (548, 3937635), (585, 3688588), (635, 3398148), (636, 3392805), (685, 3150108), (689, 3131820), (762, 2831790), (780, 2766441), (795, 2714244), (822, 2625090), (954, 2261870), (1060, 2035683), (1143, 1887860), (1170, 1844294), (1233, 1750060), (1270, 1699074), (1370, 1575054), (1378, 1565910), (1524, 1415895), (1590, 1357122), (1644, 1312545), (1651, 1306980), (1781, 1211580), (1905, 1132716), (1908, 1130935), (2055, 1050036), (2067, 1043940), (2286, 943930), (2340, 922147), (2385, 904748), (2466, 875030), (2540, 849537), (2740, 787527), (2756, 782955), (3180, 678561), (3302, 653490), (3445, 626364), (3562, 605790), (3810, 566358), (4110, 525018), (4134, 521970), (4572, 471965), (4770, 452374), (4932, 437515), (4953, 435660), (5343, 403860), (5715, 377572), (6165, 350012), (6201, 347980), (6604, 326745), (6731, 320580), (6890, 313182), (7124, 302895), (7261, 297180), (7620, 283179), (8220, 262509), (8255, 261396), (8268, 260985), (8905, 242316), (9540, 226187), (9906, 217830), (10335, 208788), (10686, 201930), (11430, 188786), (12330, 175006), (12402, 173990), (13462, 160290), (13780, 156591), (14522, 148590), (14859, 145220), (16029, 134620), (16510, 130698), (17399, 124020), (17810, 121158), (19812, 108915), (20193, 106860), (20670, 104394), (21372, 100965), (21783, 99060), (22860, 94393), (24660, 87503), (24765, 87132), (24804, 86995), (26715, 80772), (26924, 80145), (29044, 74295), (29718, 72610), (31005, 69596), (32058, 67310), (33020, 65349), (33655, 64116), (34798, 62010), (35620, 60579), (36305, 59436), (40386, 53430), (41340, 52197), (43566, 49530)]