320118960

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{167}}^1$

素因数の和:360

約数の個数: 240

約数和(自身を含む): 1168425216

約数和(自身を除く): 848306256

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 163, 167, 168, 196, 210, 240, 245, 280, 294, 326, 334, 336, 392, 420, 489, 490, 501, 560, 588, 652, 668, 735, 784, 815, 835, 840, 978, 980, 1002, 1141, 1169, 1176, 1304, 1336, 1470, 1630, 1670, 1680, 1956, 1960, 2004, 2282, 2338, 2352, 2445, 2505, 2608, 2672, 2940, 3260, 3340, 3423, 3507, 3912, 3920, 4008, 4564, 4676, 4890, 5010, 5705, 5845, 5880, 6520, 6680, 6846, 7014, 7824, 7987, 8016, 8183, 9128, 9352, 9780, 10020, 11410, 11690, 11760, 13040, 13360, 13692, 14028, 15974, 16366, 17115, 17535, 18256, 18704, 19560, 20040, 22820, 23380, 23961, 24549, 27221, 27384, 28056, 31948, 32732, 34230, 35070, 39120, 39935, 40080, 40915, 45640, 46760, 47922, 49098, 54442, 54768, 56112, 63896, 65464, 68460, 70140, 79870, 81663, 81830, 91280, 93520, 95844, 98196, 108884, 119805, 122745, 127792, 130928, 136105, 136920, 140280, 159740, 163326, 163660, 190547, 191688, 196392, 217768, 239610, 245490, 272210, 273840, 280560, 319480, 326652, 327320, 381094, 383376, 392784, 408315, 435536, 479220, 490980, 544420, 571641, 638960, 653304, 654640, 762188, 816630, 952735, 958440, 981960, 1088840, 1143282, 1306608, 1333829, 1524376, 1633260, 1905470, 1916880, 1963920, 2177680, 2286564, 2667658, 2858205, 3048752, 3266520, 3810940, 4001487, 4573128, 5335316, 5716410, 6533040, 6669145, 7621880, 8002974, 9146256, 10670632, 11432820, 13338290, 15243760, 16005948, 20007435, 21341264, 22865640, 26676580, 32011896, 40014870, 45731280, 53353160, 64023792, 80029740, 106706320, 160059480, 320118960]

約数ペア:

[(1, 320118960), (2, 160059480), (3, 106706320), (4, 80029740), (5, 64023792), (6, 53353160), (7, 45731280), (8, 40014870), (10, 32011896), (12, 26676580), (14, 22865640), (15, 21341264), (16, 20007435), (20, 16005948), (21, 15243760), (24, 13338290), (28, 11432820), (30, 10670632), (35, 9146256), (40, 8002974), (42, 7621880), (48, 6669145), (49, 6533040), (56, 5716410), (60, 5335316), (70, 4573128), (80, 4001487), (84, 3810940), (98, 3266520), (105, 3048752), (112, 2858205), (120, 2667658), (140, 2286564), (147, 2177680), (163, 1963920), (167, 1916880), (168, 1905470), (196, 1633260), (210, 1524376), (240, 1333829), (245, 1306608), (280, 1143282), (294, 1088840), (326, 981960), (334, 958440), (336, 952735), (392, 816630), (420, 762188), (489, 654640), (490, 653304), (501, 638960), (560, 571641), (588, 544420), (652, 490980), (668, 479220), (735, 435536), (784, 408315), (815, 392784), (835, 383376), (840, 381094), (978, 327320), (980, 326652), (1002, 319480), (1141, 280560), (1169, 273840), (1176, 272210), (1304, 245490), (1336, 239610), (1470, 217768), (1630, 196392), (1670, 191688), (1680, 190547), (1956, 163660), (1960, 163326), (2004, 159740), (2282, 140280), (2338, 136920), (2352, 136105), (2445, 130928), (2505, 127792), (2608, 122745), (2672, 119805), (2940, 108884), (3260, 98196), (3340, 95844), (3423, 93520), (3507, 91280), (3912, 81830), (3920, 81663), (4008, 79870), (4564, 70140), (4676, 68460), (4890, 65464), (5010, 63896), (5705, 56112), (5845, 54768), (5880, 54442), (6520, 49098), (6680, 47922), (6846, 46760), (7014, 45640), (7824, 40915), (7987, 40080), (8016, 39935), (8183, 39120), (9128, 35070), (9352, 34230), (9780, 32732), (10020, 31948), (11410, 28056), (11690, 27384), (11760, 27221), (13040, 24549), (13360, 23961), (13692, 23380), (14028, 22820), (15974, 20040), (16366, 19560), (17115, 18704), (17535, 18256)]