221194260

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{359}}^1$

素因数の和:547

約数の個数: 192

約数和(自身を含む): 793497600

約数和(自身を除く): 572303340

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, 359, 378, 420, 489, 540, 630, 652, 718, 756, 815, 945, 978, 1077, 1141, 1260, 1436, 1467, 1630, 1795, 1890, 1956, 2154, 2282, 2445, 2513, 2934, 3231, 3260, 3423, 3590, 3780, 4308, 4401, 4564, 4890, 5026, 5385, 5705, 5868, 6462, 6846, 7180, 7335, 7539, 8802, 9693, 9780, 10052, 10269, 10770, 11410, 12565, 12924, 13692, 14670, 15078, 16155, 17115, 17604, 19386, 20538, 21540, 22005, 22617, 22820, 25130, 29340, 30156, 30807, 32310, 34230, 37695, 38772, 41076, 44010, 45234, 48465, 50260, 51345, 58517, 61614, 64620, 67851, 68460, 75390, 88020, 90468, 96930, 102690, 113085, 117034, 123228, 135702, 150780, 154035, 175551, 193860, 205380, 226170, 234068, 271404, 292585, 308070, 339255, 351102, 409619, 452340, 526653, 585170, 616140, 678510, 702204, 819238, 877755, 1053306, 1170340, 1228857, 1357020, 1579959, 1638476, 1755510, 2048095, 2106612, 2457714, 2633265, 3159918, 3511020, 3686571, 4096190, 4915428, 5266530, 6144285, 6319836, 7373142, 7899795, 8192380, 10533060, 11059713, 12288570, 14746284, 15799590, 18432855, 22119426, 24577140, 31599180, 36865710, 44238852, 55298565, 73731420, 110597130, 221194260]

約数ペア:

[(1, 221194260), (2, 110597130), (3, 73731420), (4, 55298565), (5, 44238852), (6, 36865710), (7, 31599180), (9, 24577140), (10, 22119426), (12, 18432855), (14, 15799590), (15, 14746284), (18, 12288570), (20, 11059713), (21, 10533060), (27, 8192380), (28, 7899795), (30, 7373142), (35, 6319836), (36, 6144285), (42, 5266530), (45, 4915428), (54, 4096190), (60, 3686571), (63, 3511020), (70, 3159918), (84, 2633265), (90, 2457714), (105, 2106612), (108, 2048095), (126, 1755510), (135, 1638476), (140, 1579959), (163, 1357020), (180, 1228857), (189, 1170340), (210, 1053306), (252, 877755), (270, 819238), (315, 702204), (326, 678510), (359, 616140), (378, 585170), (420, 526653), (489, 452340), (540, 409619), (630, 351102), (652, 339255), (718, 308070), (756, 292585), (815, 271404), (945, 234068), (978, 226170), (1077, 205380), (1141, 193860), (1260, 175551), (1436, 154035), (1467, 150780), (1630, 135702), (1795, 123228), (1890, 117034), (1956, 113085), (2154, 102690), (2282, 96930), (2445, 90468), (2513, 88020), (2934, 75390), (3231, 68460), (3260, 67851), (3423, 64620), (3590, 61614), (3780, 58517), (4308, 51345), (4401, 50260), (4564, 48465), (4890, 45234), (5026, 44010), (5385, 41076), (5705, 38772), (5868, 37695), (6462, 34230), (6846, 32310), (7180, 30807), (7335, 30156), (7539, 29340), (8802, 25130), (9693, 22820), (9780, 22617), (10052, 22005), (10269, 21540), (10770, 20538), (11410, 19386), (12565, 17604), (12924, 17115), (13692, 16155), (14670, 15078)]