81467400

素因数分解:

$2^3\times 3^1\times 5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{163}}^1$

素因数の和:213

約数の個数: 288

約数和(自身を含む): 312971040

約数和(自身を除く): 231503640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 25, 28, 30, 34, 35, 40, 42, 49, 50, 51, 56, 60, 68, 70, 75, 84, 85, 98, 100, 102, 105, 119, 120, 136, 140, 147, 150, 163, 168, 170, 175, 196, 200, 204, 210, 238, 245, 255, 280, 294, 300, 326, 340, 350, 357, 392, 408, 420, 425, 476, 489, 490, 510, 525, 588, 595, 600, 652, 680, 700, 714, 735, 815, 833, 840, 850, 952, 978, 980, 1020, 1050, 1141, 1176, 1190, 1225, 1275, 1304, 1400, 1428, 1470, 1630, 1666, 1700, 1785, 1956, 1960, 2040, 2100, 2282, 2380, 2445, 2450, 2499, 2550, 2771, 2856, 2940, 2975, 3260, 3332, 3400, 3423, 3570, 3675, 3912, 4075, 4165, 4200, 4564, 4760, 4890, 4900, 4998, 5100, 5542, 5705, 5880, 5950, 6520, 6664, 6846, 7140, 7350, 7987, 8150, 8313, 8330, 8925, 9128, 9780, 9800, 9996, 10200, 11084, 11410, 11900, 12225, 12495, 13692, 13855, 14280, 14700, 15974, 16300, 16626, 16660, 17115, 17850, 19397, 19560, 19992, 20825, 22168, 22820, 23800, 23961, 24450, 24990, 27384, 27710, 28525, 29400, 31948, 32600, 33252, 33320, 34230, 35700, 38794, 39935, 41565, 41650, 45640, 47922, 48900, 49980, 55420, 57050, 58191, 62475, 63896, 66504, 68460, 69275, 71400, 77588, 79870, 83130, 83300, 85575, 95844, 96985, 97800, 99960, 110840, 114100, 116382, 119805, 124950, 135779, 136920, 138550, 155176, 159740, 166260, 166600, 171150, 191688, 193970, 199675, 207825, 228200, 232764, 239610, 249900, 271558, 277100, 290955, 319480, 332520, 342300, 387940, 399350, 407337, 415650, 465528, 479220, 484925, 499800, 543116, 554200, 581910, 599025, 678895, 684600, 775880, 798700, 814674, 831300, 958440, 969850, 1086232, 1163820, 1198050, 1357790, 1454775, 1597400, 1629348, 1662600, 1939700, 2036685, 2327640, 2396100, 2715580, 2909550, 3258696, 3394475, 3879400, 4073370, 4792200, 5431160, 5819100, 6788950, 8146740, 10183425, 11638200, 13577900, 16293480, 20366850, 27155800, 40733700, 81467400]

約数ペア:

[(1, 81467400), (2, 40733700), (3, 27155800), (4, 20366850), (5, 16293480), (6, 13577900), (7, 11638200), (8, 10183425), (10, 8146740), (12, 6788950), (14, 5819100), (15, 5431160), (17, 4792200), (20, 4073370), (21, 3879400), (24, 3394475), (25, 3258696), (28, 2909550), (30, 2715580), (34, 2396100), (35, 2327640), (40, 2036685), (42, 1939700), (49, 1662600), (50, 1629348), (51, 1597400), (56, 1454775), (60, 1357790), (68, 1198050), (70, 1163820), (75, 1086232), (84, 969850), (85, 958440), (98, 831300), (100, 814674), (102, 798700), (105, 775880), (119, 684600), (120, 678895), (136, 599025), (140, 581910), (147, 554200), (150, 543116), (163, 499800), (168, 484925), (170, 479220), (175, 465528), (196, 415650), (200, 407337), (204, 399350), (210, 387940), (238, 342300), (245, 332520), (255, 319480), (280, 290955), (294, 277100), (300, 271558), (326, 249900), (340, 239610), (350, 232764), (357, 228200), (392, 207825), (408, 199675), (420, 193970), (425, 191688), (476, 171150), (489, 166600), (490, 166260), (510, 159740), (525, 155176), (588, 138550), (595, 136920), (600, 135779), (652, 124950), (680, 119805), (700, 116382), (714, 114100), (735, 110840), (815, 99960), (833, 97800), (840, 96985), (850, 95844), (952, 85575), (978, 83300), (980, 83130), (1020, 79870), (1050, 77588), (1141, 71400), (1176, 69275), (1190, 68460), (1225, 66504), (1275, 63896), (1304, 62475), (1400, 58191), (1428, 57050), (1470, 55420), (1630, 49980), (1666, 48900), (1700, 47922), (1785, 45640), (1956, 41650), (1960, 41565), (2040, 39935), (2100, 38794), (2282, 35700), (2380, 34230), (2445, 33320), (2450, 33252), (2499, 32600), (2550, 31948), (2771, 29400), (2856, 28525), (2940, 27710), (2975, 27384), (3260, 24990), (3332, 24450), (3400, 23961), (3423, 23800), (3570, 22820), (3675, 22168), (3912, 20825), (4075, 19992), (4165, 19560), (4200, 19397), (4564, 17850), (4760, 17115), (4890, 16660), (4900, 16626), (4998, 16300), (5100, 15974), (5542, 14700), (5705, 14280), (5880, 13855), (5950, 13692), (6520, 12495), (6664, 12225), (6846, 11900), (7140, 11410), (7350, 11084), (7987, 10200), (8150, 9996), (8313, 9800), (8330, 9780), (8925, 9128)]