31258500

素因数分解:

$2^2\times 3^1\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1$

素因数の和:271

約数の個数: 192

約数和(自身を含む): 112519680

約数和(自身を除く): 81261180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 25, 26, 28, 30, 35, 39, 42, 50, 52, 60, 65, 70, 75, 78, 84, 91, 100, 105, 125, 130, 140, 150, 156, 175, 182, 195, 210, 229, 250, 260, 273, 300, 325, 350, 364, 375, 390, 420, 455, 458, 500, 525, 546, 650, 687, 700, 750, 780, 875, 910, 916, 975, 1050, 1092, 1145, 1300, 1365, 1374, 1500, 1603, 1625, 1750, 1820, 1950, 2100, 2275, 2290, 2625, 2730, 2748, 2977, 3206, 3250, 3435, 3500, 3900, 4550, 4580, 4809, 4875, 5250, 5460, 5725, 5954, 6412, 6500, 6825, 6870, 8015, 8931, 9100, 9618, 9750, 10500, 11375, 11450, 11908, 13650, 13740, 14885, 16030, 17175, 17862, 19236, 19500, 20839, 22750, 22900, 24045, 27300, 28625, 29770, 32060, 34125, 34350, 35724, 40075, 41678, 44655, 45500, 48090, 57250, 59540, 62517, 68250, 68700, 74425, 80150, 83356, 85875, 89310, 96180, 104195, 114500, 120225, 125034, 136500, 148850, 160300, 171750, 178620, 200375, 208390, 223275, 240450, 250068, 297700, 312585, 343500, 372125, 400750, 416780, 446550, 480900, 520975, 601125, 625170, 744250, 801500, 893100, 1041950, 1116375, 1202250, 1250340, 1488500, 1562925, 2083900, 2232750, 2404500, 2604875, 3125850, 4465500, 5209750, 6251700, 7814625, 10419500, 15629250, 31258500]

約数ペア:

[(1, 31258500), (2, 15629250), (3, 10419500), (4, 7814625), (5, 6251700), (6, 5209750), (7, 4465500), (10, 3125850), (12, 2604875), (13, 2404500), (14, 2232750), (15, 2083900), (20, 1562925), (21, 1488500), (25, 1250340), (26, 1202250), (28, 1116375), (30, 1041950), (35, 893100), (39, 801500), (42, 744250), (50, 625170), (52, 601125), (60, 520975), (65, 480900), (70, 446550), (75, 416780), (78, 400750), (84, 372125), (91, 343500), (100, 312585), (105, 297700), (125, 250068), (130, 240450), (140, 223275), (150, 208390), (156, 200375), (175, 178620), (182, 171750), (195, 160300), (210, 148850), (229, 136500), (250, 125034), (260, 120225), (273, 114500), (300, 104195), (325, 96180), (350, 89310), (364, 85875), (375, 83356), (390, 80150), (420, 74425), (455, 68700), (458, 68250), (500, 62517), (525, 59540), (546, 57250), (650, 48090), (687, 45500), (700, 44655), (750, 41678), (780, 40075), (875, 35724), (910, 34350), (916, 34125), (975, 32060), (1050, 29770), (1092, 28625), (1145, 27300), (1300, 24045), (1365, 22900), (1374, 22750), (1500, 20839), (1603, 19500), (1625, 19236), (1750, 17862), (1820, 17175), (1950, 16030), (2100, 14885), (2275, 13740), (2290, 13650), (2625, 11908), (2730, 11450), (2748, 11375), (2977, 10500), (3206, 9750), (3250, 9618), (3435, 9100), (3500, 8931), (3900, 8015), (4550, 6870), (4580, 6825), (4809, 6500), (4875, 6412), (5250, 5954), (5460, 5725)]