81908550

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:164

約数の個数: 192

約数和(自身を含む): 247484160

約数和(自身を除く): 165575610

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 25, 27, 30, 34, 43, 45, 50, 51, 54, 75, 83, 85, 86, 90, 102, 129, 135, 150, 153, 166, 170, 215, 225, 249, 255, 258, 270, 306, 387, 415, 425, 430, 450, 459, 498, 510, 645, 675, 731, 747, 765, 774, 830, 850, 918, 1075, 1161, 1245, 1275, 1290, 1350, 1411, 1462, 1494, 1530, 1935, 2075, 2150, 2193, 2241, 2295, 2322, 2490, 2550, 2822, 3225, 3569, 3655, 3735, 3825, 3870, 4150, 4233, 4386, 4482, 4590, 5805, 6225, 6450, 6579, 7055, 7138, 7310, 7470, 7650, 8466, 9675, 10707, 10965, 11205, 11475, 11610, 12450, 12699, 13158, 14110, 17845, 18275, 18675, 19350, 19737, 21165, 21414, 21930, 22410, 22950, 25398, 29025, 32121, 32895, 35275, 35690, 36550, 37350, 38097, 39474, 42330, 53535, 54825, 56025, 58050, 60673, 63495, 64242, 65790, 70550, 76194, 89225, 96363, 98685, 105825, 107070, 109650, 112050, 121346, 126990, 160605, 164475, 178450, 182019, 190485, 192726, 197370, 211650, 267675, 303365, 317475, 321210, 328950, 364038, 380970, 481815, 493425, 535350, 546057, 606730, 634950, 803025, 910095, 952425, 963630, 986850, 1092114, 1516825, 1606050, 1638171, 1820190, 1904850, 2409075, 2730285, 3033650, 3276342, 4550475, 4818150, 5460570, 8190855, 9100950, 13651425, 16381710, 27302850, 40954275, 81908550]

約数ペア:

[(1, 81908550), (2, 40954275), (3, 27302850), (5, 16381710), (6, 13651425), (9, 9100950), (10, 8190855), (15, 5460570), (17, 4818150), (18, 4550475), (25, 3276342), (27, 3033650), (30, 2730285), (34, 2409075), (43, 1904850), (45, 1820190), (50, 1638171), (51, 1606050), (54, 1516825), (75, 1092114), (83, 986850), (85, 963630), (86, 952425), (90, 910095), (102, 803025), (129, 634950), (135, 606730), (150, 546057), (153, 535350), (166, 493425), (170, 481815), (215, 380970), (225, 364038), (249, 328950), (255, 321210), (258, 317475), (270, 303365), (306, 267675), (387, 211650), (415, 197370), (425, 192726), (430, 190485), (450, 182019), (459, 178450), (498, 164475), (510, 160605), (645, 126990), (675, 121346), (731, 112050), (747, 109650), (765, 107070), (774, 105825), (830, 98685), (850, 96363), (918, 89225), (1075, 76194), (1161, 70550), (1245, 65790), (1275, 64242), (1290, 63495), (1350, 60673), (1411, 58050), (1462, 56025), (1494, 54825), (1530, 53535), (1935, 42330), (2075, 39474), (2150, 38097), (2193, 37350), (2241, 36550), (2295, 35690), (2322, 35275), (2490, 32895), (2550, 32121), (2822, 29025), (3225, 25398), (3569, 22950), (3655, 22410), (3735, 21930), (3825, 21414), (3870, 21165), (4150, 19737), (4233, 19350), (4386, 18675), (4482, 18275), (4590, 17845), (5805, 14110), (6225, 13158), (6450, 12699), (6579, 12450), (7055, 11610), (7138, 11475), (7310, 11205), (7470, 10965), (7650, 10707), (8466, 9675)]