81951300

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:187

約数の個数: 216

約数和(自身を含む): 277857216

約数和(自身を除く): 195905916

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 25, 30, 36, 37, 45, 46, 50, 60, 69, 74, 75, 90, 92, 100, 107, 111, 115, 138, 148, 150, 180, 185, 207, 214, 222, 225, 230, 276, 300, 321, 333, 345, 370, 414, 428, 444, 450, 460, 535, 555, 575, 642, 666, 690, 740, 828, 851, 900, 925, 963, 1035, 1070, 1110, 1150, 1284, 1332, 1380, 1605, 1665, 1702, 1725, 1850, 1926, 2070, 2140, 2220, 2300, 2461, 2553, 2675, 2775, 3210, 3330, 3404, 3450, 3700, 3852, 3959, 4140, 4255, 4815, 4922, 5106, 5175, 5350, 5550, 6420, 6660, 6900, 7383, 7659, 7918, 8025, 8325, 8510, 9630, 9844, 10212, 10350, 10700, 11100, 11877, 12305, 12765, 14766, 15318, 15836, 16050, 16650, 17020, 19260, 19795, 20700, 21275, 22149, 23754, 24075, 24610, 25530, 29532, 30636, 32100, 33300, 35631, 36915, 38295, 39590, 42550, 44298, 47508, 48150, 49220, 51060, 59385, 61525, 63825, 71262, 73830, 76590, 79180, 85100, 88596, 91057, 96300, 98975, 110745, 118770, 123050, 127650, 142524, 147660, 153180, 178155, 182114, 184575, 191475, 197950, 221490, 237540, 246100, 255300, 273171, 296925, 356310, 364228, 369150, 382950, 395900, 442980, 455285, 546342, 553725, 593850, 712620, 738300, 765900, 819513, 890775, 910570, 1092684, 1107450, 1187700, 1365855, 1639026, 1781550, 1821140, 2214900, 2276425, 2731710, 3278052, 3563100, 4097565, 4552850, 5463420, 6829275, 8195130, 9105700, 13658550, 16390260, 20487825, 27317100, 40975650, 81951300]

約数ペア:

[(1, 81951300), (2, 40975650), (3, 27317100), (4, 20487825), (5, 16390260), (6, 13658550), (9, 9105700), (10, 8195130), (12, 6829275), (15, 5463420), (18, 4552850), (20, 4097565), (23, 3563100), (25, 3278052), (30, 2731710), (36, 2276425), (37, 2214900), (45, 1821140), (46, 1781550), (50, 1639026), (60, 1365855), (69, 1187700), (74, 1107450), (75, 1092684), (90, 910570), (92, 890775), (100, 819513), (107, 765900), (111, 738300), (115, 712620), (138, 593850), (148, 553725), (150, 546342), (180, 455285), (185, 442980), (207, 395900), (214, 382950), (222, 369150), (225, 364228), (230, 356310), (276, 296925), (300, 273171), (321, 255300), (333, 246100), (345, 237540), (370, 221490), (414, 197950), (428, 191475), (444, 184575), (450, 182114), (460, 178155), (535, 153180), (555, 147660), (575, 142524), (642, 127650), (666, 123050), (690, 118770), (740, 110745), (828, 98975), (851, 96300), (900, 91057), (925, 88596), (963, 85100), (1035, 79180), (1070, 76590), (1110, 73830), (1150, 71262), (1284, 63825), (1332, 61525), (1380, 59385), (1605, 51060), (1665, 49220), (1702, 48150), (1725, 47508), (1850, 44298), (1926, 42550), (2070, 39590), (2140, 38295), (2220, 36915), (2300, 35631), (2461, 33300), (2553, 32100), (2675, 30636), (2775, 29532), (3210, 25530), (3330, 24610), (3404, 24075), (3450, 23754), (3700, 22149), (3852, 21275), (3959, 20700), (4140, 19795), (4255, 19260), (4815, 17020), (4922, 16650), (5106, 16050), (5175, 15836), (5350, 15318), (5550, 14766), (6420, 12765), (6660, 12305), (6900, 11877), (7383, 11100), (7659, 10700), (7918, 10350), (8025, 10212), (8325, 9844), (8510, 9630)]