319854360

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:463

約数の個数: 256

約数和(自身を含む): 1180800000

約数和(自身を除く): 860945640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 49, 56, 57, 60, 70, 76, 84, 95, 98, 105, 114, 120, 133, 140, 147, 152, 168, 190, 196, 210, 228, 245, 266, 280, 285, 294, 343, 380, 392, 399, 409, 420, 456, 490, 532, 570, 588, 665, 686, 735, 760, 798, 818, 840, 931, 980, 1029, 1064, 1140, 1176, 1227, 1330, 1372, 1470, 1596, 1636, 1715, 1862, 1960, 1995, 2045, 2058, 2280, 2454, 2660, 2744, 2793, 2863, 2940, 3192, 3272, 3430, 3724, 3990, 4090, 4116, 4655, 4908, 5145, 5320, 5586, 5726, 5880, 6135, 6517, 6860, 7448, 7771, 7980, 8180, 8232, 8589, 9310, 9816, 10290, 11172, 11452, 12270, 13034, 13720, 13965, 14315, 15542, 15960, 16360, 17178, 18620, 19551, 20041, 20580, 22344, 22904, 23313, 24540, 26068, 27930, 28630, 31084, 32585, 34356, 37240, 38855, 39102, 40082, 41160, 42945, 46626, 49080, 52136, 54397, 55860, 57260, 60123, 62168, 65170, 68712, 77710, 78204, 80164, 85890, 93252, 97755, 100205, 108794, 111720, 114520, 116565, 120246, 130340, 140287, 155420, 156408, 160328, 163191, 171780, 186504, 195510, 200410, 217588, 233130, 240492, 260680, 271985, 280574, 300615, 310840, 326382, 343560, 380779, 391020, 400820, 420861, 435176, 466260, 480984, 543970, 561148, 601230, 652764, 701435, 761558, 782040, 801640, 815955, 841722, 932520, 1087940, 1122296, 1142337, 1202460, 1305528, 1402870, 1523116, 1631910, 1683444, 1903895, 2104305, 2175880, 2284674, 2404920, 2665453, 2805740, 3046232, 3263820, 3366888, 3807790, 4208610, 4569348, 5330906, 5611480, 5711685, 6527640, 7615580, 7996359, 8417220, 9138696, 10661812, 11423370, 13327265, 15231160, 15992718, 16834440, 21323624, 22846740, 26654530, 31985436, 39981795, 45693480, 53309060, 63970872, 79963590, 106618120, 159927180, 319854360]

約数ペア:

[(1, 319854360), (2, 159927180), (3, 106618120), (4, 79963590), (5, 63970872), (6, 53309060), (7, 45693480), (8, 39981795), (10, 31985436), (12, 26654530), (14, 22846740), (15, 21323624), (19, 16834440), (20, 15992718), (21, 15231160), (24, 13327265), (28, 11423370), (30, 10661812), (35, 9138696), (38, 8417220), (40, 7996359), (42, 7615580), (49, 6527640), (56, 5711685), (57, 5611480), (60, 5330906), (70, 4569348), (76, 4208610), (84, 3807790), (95, 3366888), (98, 3263820), (105, 3046232), (114, 2805740), (120, 2665453), (133, 2404920), (140, 2284674), (147, 2175880), (152, 2104305), (168, 1903895), (190, 1683444), (196, 1631910), (210, 1523116), (228, 1402870), (245, 1305528), (266, 1202460), (280, 1142337), (285, 1122296), (294, 1087940), (343, 932520), (380, 841722), (392, 815955), (399, 801640), (409, 782040), (420, 761558), (456, 701435), (490, 652764), (532, 601230), (570, 561148), (588, 543970), (665, 480984), (686, 466260), (735, 435176), (760, 420861), (798, 400820), (818, 391020), (840, 380779), (931, 343560), (980, 326382), (1029, 310840), (1064, 300615), (1140, 280574), (1176, 271985), (1227, 260680), (1330, 240492), (1372, 233130), (1470, 217588), (1596, 200410), (1636, 195510), (1715, 186504), (1862, 171780), (1960, 163191), (1995, 160328), (2045, 156408), (2058, 155420), (2280, 140287), (2454, 130340), (2660, 120246), (2744, 116565), (2793, 114520), (2863, 111720), (2940, 108794), (3192, 100205), (3272, 97755), (3430, 93252), (3724, 85890), (3990, 80164), (4090, 78204), (4116, 77710), (4655, 68712), (4908, 65170), (5145, 62168), (5320, 60123), (5586, 57260), (5726, 55860), (5880, 54397), (6135, 52136), (6517, 49080), (6860, 46626), (7448, 42945), (7771, 41160), (7980, 40082), (8180, 39102), (8232, 38855), (8589, 37240), (9310, 34356), (9816, 32585), (10290, 31084), (11172, 28630), (11452, 27930), (12270, 26068), (13034, 24540), (13720, 23313), (13965, 22904), (14315, 22344), (15542, 20580), (15960, 20041), (16360, 19551), (17178, 18620)]