81568350

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:152

約数の個数: 192

約数和(自身を含む): 244270080

約数和(自身を除く): 162701730

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 25, 27, 30, 37, 45, 46, 50, 54, 69, 71, 74, 75, 90, 111, 115, 135, 138, 142, 150, 185, 207, 213, 222, 225, 230, 270, 333, 345, 355, 370, 414, 426, 450, 555, 575, 621, 639, 666, 675, 690, 710, 851, 925, 999, 1035, 1065, 1110, 1150, 1242, 1278, 1350, 1633, 1665, 1702, 1725, 1775, 1850, 1917, 1998, 2070, 2130, 2553, 2627, 2775, 3105, 3195, 3266, 3330, 3450, 3550, 3834, 4255, 4899, 4995, 5106, 5175, 5254, 5325, 5550, 6210, 6390, 7659, 7881, 8165, 8325, 8510, 9585, 9798, 9990, 10350, 10650, 12765, 13135, 14697, 15318, 15525, 15762, 15975, 16330, 16650, 19170, 21275, 22977, 23643, 24495, 24975, 25530, 26270, 29394, 31050, 31950, 38295, 39405, 40825, 42550, 44091, 45954, 47286, 47925, 48990, 49950, 60421, 63825, 65675, 70929, 73485, 76590, 78810, 81650, 88182, 95850, 114885, 118215, 120842, 122475, 127650, 131350, 141858, 146970, 181263, 191475, 197025, 220455, 229770, 236430, 244950, 302105, 354645, 362526, 367425, 382950, 394050, 440910, 543789, 574425, 591075, 604210, 709290, 734850, 906315, 1087578, 1102275, 1148850, 1182150, 1510525, 1631367, 1773225, 1812630, 2204550, 2718945, 3021050, 3262734, 3546450, 4531575, 5437890, 8156835, 9063150, 13594725, 16313670, 27189450, 40784175, 81568350]

約数ペア:

[(1, 81568350), (2, 40784175), (3, 27189450), (5, 16313670), (6, 13594725), (9, 9063150), (10, 8156835), (15, 5437890), (18, 4531575), (23, 3546450), (25, 3262734), (27, 3021050), (30, 2718945), (37, 2204550), (45, 1812630), (46, 1773225), (50, 1631367), (54, 1510525), (69, 1182150), (71, 1148850), (74, 1102275), (75, 1087578), (90, 906315), (111, 734850), (115, 709290), (135, 604210), (138, 591075), (142, 574425), (150, 543789), (185, 440910), (207, 394050), (213, 382950), (222, 367425), (225, 362526), (230, 354645), (270, 302105), (333, 244950), (345, 236430), (355, 229770), (370, 220455), (414, 197025), (426, 191475), (450, 181263), (555, 146970), (575, 141858), (621, 131350), (639, 127650), (666, 122475), (675, 120842), (690, 118215), (710, 114885), (851, 95850), (925, 88182), (999, 81650), (1035, 78810), (1065, 76590), (1110, 73485), (1150, 70929), (1242, 65675), (1278, 63825), (1350, 60421), (1633, 49950), (1665, 48990), (1702, 47925), (1725, 47286), (1775, 45954), (1850, 44091), (1917, 42550), (1998, 40825), (2070, 39405), (2130, 38295), (2553, 31950), (2627, 31050), (2775, 29394), (3105, 26270), (3195, 25530), (3266, 24975), (3330, 24495), (3450, 23643), (3550, 22977), (3834, 21275), (4255, 19170), (4899, 16650), (4995, 16330), (5106, 15975), (5175, 15762), (5254, 15525), (5325, 15318), (5550, 14697), (6210, 13135), (6390, 12765), (7659, 10650), (7881, 10350), (8165, 9990), (8325, 9798), (8510, 9585)]