255680100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{41}}^2$

素因数の和:128

約数の個数: 243

約数和(自身を含む): 889486689

約数和(自身を除く): 633806589

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 30, 36, 39, 41, 45, 50, 52, 60, 65, 75, 78, 82, 90, 100, 117, 123, 130, 150, 156, 164, 169, 180, 195, 205, 225, 234, 246, 260, 300, 325, 338, 369, 390, 410, 450, 468, 492, 507, 533, 585, 615, 650, 676, 738, 780, 820, 845, 900, 975, 1014, 1025, 1066, 1170, 1230, 1300, 1476, 1521, 1599, 1681, 1690, 1845, 1950, 2028, 2050, 2132, 2340, 2460, 2535, 2665, 2925, 3042, 3075, 3198, 3362, 3380, 3690, 3900, 4100, 4225, 4797, 5043, 5070, 5330, 5850, 6084, 6150, 6396, 6724, 6929, 7380, 7605, 7995, 8405, 8450, 9225, 9594, 10086, 10140, 10660, 11700, 12300, 12675, 13325, 13858, 15129, 15210, 15990, 16810, 16900, 18450, 19188, 20172, 20787, 21853, 23985, 25215, 25350, 26650, 27716, 30258, 30420, 31980, 33620, 34645, 36900, 38025, 39975, 41574, 42025, 43706, 47970, 50430, 50700, 53300, 60516, 62361, 65559, 69290, 75645, 76050, 79950, 83148, 84050, 87412, 95940, 100860, 103935, 109265, 119925, 124722, 126075, 131118, 138580, 151290, 152100, 159900, 168100, 173225, 196677, 207870, 218530, 239850, 249444, 252150, 262236, 284089, 302580, 311805, 327795, 346450, 378225, 393354, 415740, 437060, 479700, 504300, 519675, 546325, 568178, 623610, 655590, 692900, 756450, 786708, 852267, 983385, 1039350, 1092650, 1136356, 1247220, 1311180, 1420445, 1512900, 1559025, 1638975, 1704534, 1966770, 2078700, 2185300, 2556801, 2840890, 3118050, 3277950, 3409068, 3933540, 4261335, 4916925, 5113602, 5681780, 6236100, 6555900, 7102225, 8522670, 9833850, 10227204, 12784005, 14204450, 17045340, 19667700, 21306675, 25568010, 28408900, 42613350, 51136020, 63920025, 85226700, 127840050, 255680100]

約数ペア:

[(1, 255680100), (2, 127840050), (3, 85226700), (4, 63920025), (5, 51136020), (6, 42613350), (9, 28408900), (10, 25568010), (12, 21306675), (13, 19667700), (15, 17045340), (18, 14204450), (20, 12784005), (25, 10227204), (26, 9833850), (30, 8522670), (36, 7102225), (39, 6555900), (41, 6236100), (45, 5681780), (50, 5113602), (52, 4916925), (60, 4261335), (65, 3933540), (75, 3409068), (78, 3277950), (82, 3118050), (90, 2840890), (100, 2556801), (117, 2185300), (123, 2078700), (130, 1966770), (150, 1704534), (156, 1638975), (164, 1559025), (169, 1512900), (180, 1420445), (195, 1311180), (205, 1247220), (225, 1136356), (234, 1092650), (246, 1039350), (260, 983385), (300, 852267), (325, 786708), (338, 756450), (369, 692900), (390, 655590), (410, 623610), (450, 568178), (468, 546325), (492, 519675), (507, 504300), (533, 479700), (585, 437060), (615, 415740), (650, 393354), (676, 378225), (738, 346450), (780, 327795), (820, 311805), (845, 302580), (900, 284089), (975, 262236), (1014, 252150), (1025, 249444), (1066, 239850), (1170, 218530), (1230, 207870), (1300, 196677), (1476, 173225), (1521, 168100), (1599, 159900), (1681, 152100), (1690, 151290), (1845, 138580), (1950, 131118), (2028, 126075), (2050, 124722), (2132, 119925), (2340, 109265), (2460, 103935), (2535, 100860), (2665, 95940), (2925, 87412), (3042, 84050), (3075, 83148), (3198, 79950), (3362, 76050), (3380, 75645), (3690, 69290), (3900, 65559), (4100, 62361), (4225, 60516), (4797, 53300), (5043, 50700), (5070, 50430), (5330, 47970), (5850, 43706), (6084, 42025), (6150, 41574), (6396, 39975), (6724, 38025), (6929, 36900), (7380, 34645), (7605, 33620), (7995, 31980), (8405, 30420), (8450, 30258), (9225, 27716), (9594, 26650), (10086, 25350), (10140, 25215), (10660, 23985), (11700, 21853), (12300, 20787), (12675, 20172), (13325, 19188), (13858, 18450), (15129, 16900), (15210, 16810)]