646330860

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1049}}^1$

素因数の和:1237

約数の個数: 192

約数和(自身を含む): 2314368000

約数和(自身を除く): 1668037140

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 163, 180, 189, 210, 252, 270, 315, 326, 378, 420, 489, 540, 630, 652, 756, 815, 945, 978, 1049, 1141, 1260, 1467, 1630, 1890, 1956, 2098, 2282, 2445, 2934, 3147, 3260, 3423, 3780, 4196, 4401, 4564, 4890, 5245, 5705, 5868, 6294, 6846, 7335, 7343, 8802, 9441, 9780, 10269, 10490, 11410, 12588, 13692, 14670, 14686, 15735, 17115, 17604, 18882, 20538, 20980, 22005, 22029, 22820, 28323, 29340, 29372, 30807, 31470, 34230, 36715, 37764, 41076, 44010, 44058, 47205, 51345, 56646, 61614, 62940, 66087, 68460, 73430, 88020, 88116, 94410, 102690, 110145, 113292, 123228, 132174, 141615, 146860, 154035, 170987, 188820, 198261, 205380, 220290, 264348, 283230, 308070, 330435, 341974, 396522, 440580, 512961, 566460, 616140, 660870, 683948, 793044, 854935, 991305, 1025922, 1196909, 1321740, 1538883, 1709870, 1982610, 2051844, 2393818, 2564805, 3077766, 3419740, 3590727, 3965220, 4616649, 4787636, 5129610, 5984545, 6155532, 7181454, 7694415, 9233298, 10259220, 10772181, 11969090, 14362908, 15388830, 17953635, 18466596, 21544362, 23083245, 23938180, 30777660, 32316543, 35907270, 43088724, 46166490, 53860905, 64633086, 71814540, 92332980, 107721810, 129266172, 161582715, 215443620, 323165430, 646330860]

約数ペア:

[(1, 646330860), (2, 323165430), (3, 215443620), (4, 161582715), (5, 129266172), (6, 107721810), (7, 92332980), (9, 71814540), (10, 64633086), (12, 53860905), (14, 46166490), (15, 43088724), (18, 35907270), (20, 32316543), (21, 30777660), (27, 23938180), (28, 23083245), (30, 21544362), (35, 18466596), (36, 17953635), (42, 15388830), (45, 14362908), (54, 11969090), (60, 10772181), (63, 10259220), (70, 9233298), (84, 7694415), (90, 7181454), (105, 6155532), (108, 5984545), (126, 5129610), (135, 4787636), (140, 4616649), (163, 3965220), (180, 3590727), (189, 3419740), (210, 3077766), (252, 2564805), (270, 2393818), (315, 2051844), (326, 1982610), (378, 1709870), (420, 1538883), (489, 1321740), (540, 1196909), (630, 1025922), (652, 991305), (756, 854935), (815, 793044), (945, 683948), (978, 660870), (1049, 616140), (1141, 566460), (1260, 512961), (1467, 440580), (1630, 396522), (1890, 341974), (1956, 330435), (2098, 308070), (2282, 283230), (2445, 264348), (2934, 220290), (3147, 205380), (3260, 198261), (3423, 188820), (3780, 170987), (4196, 154035), (4401, 146860), (4564, 141615), (4890, 132174), (5245, 123228), (5705, 113292), (5868, 110145), (6294, 102690), (6846, 94410), (7335, 88116), (7343, 88020), (8802, 73430), (9441, 68460), (9780, 66087), (10269, 62940), (10490, 61614), (11410, 56646), (12588, 51345), (13692, 47205), (14670, 44058), (14686, 44010), (15735, 41076), (17115, 37764), (17604, 36715), (18882, 34230), (20538, 31470), (20980, 30807), (22005, 29372), (22029, 29340), (22820, 28323)]