240781940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:166

約数の個数: 192

約数和(自身を含む): 647184384

約数和(自身を除く): 406402444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 37, 43, 46, 47, 70, 74, 86, 92, 94, 115, 140, 148, 161, 172, 185, 188, 215, 230, 235, 259, 301, 322, 329, 370, 430, 460, 470, 518, 602, 644, 658, 740, 805, 851, 860, 940, 989, 1036, 1081, 1204, 1295, 1316, 1505, 1591, 1610, 1645, 1702, 1739, 1978, 2021, 2162, 2590, 3010, 3182, 3220, 3290, 3404, 3478, 3956, 4042, 4255, 4324, 4945, 5180, 5405, 5957, 6020, 6364, 6580, 6923, 6956, 7567, 7955, 8084, 8510, 8695, 9890, 10105, 10810, 11137, 11914, 12173, 13846, 14147, 15134, 15910, 17020, 17390, 19780, 20210, 21620, 22274, 23828, 24346, 27692, 28294, 29785, 30268, 31820, 34615, 34780, 36593, 37835, 39997, 40420, 44548, 46483, 48692, 55685, 56588, 59570, 60865, 69230, 70735, 73186, 74777, 75670, 79994, 92966, 111370, 119140, 121730, 138460, 141470, 146372, 149554, 151340, 159988, 182965, 185932, 199985, 222740, 232415, 243460, 256151, 279979, 282940, 299108, 325381, 365930, 373885, 399970, 464830, 512302, 523439, 559958, 650762, 731860, 747770, 799940, 929660, 1024604, 1046878, 1119916, 1280755, 1301524, 1399895, 1495540, 1626905, 1719871, 2093756, 2561510, 2617195, 2799790, 3253810, 3439742, 5123020, 5234390, 5599580, 6507620, 6879484, 8599355, 10468780, 12039097, 17198710, 24078194, 34397420, 48156388, 60195485, 120390970, 240781940]

約数ペア:

[(1, 240781940), (2, 120390970), (4, 60195485), (5, 48156388), (7, 34397420), (10, 24078194), (14, 17198710), (20, 12039097), (23, 10468780), (28, 8599355), (35, 6879484), (37, 6507620), (43, 5599580), (46, 5234390), (47, 5123020), (70, 3439742), (74, 3253810), (86, 2799790), (92, 2617195), (94, 2561510), (115, 2093756), (140, 1719871), (148, 1626905), (161, 1495540), (172, 1399895), (185, 1301524), (188, 1280755), (215, 1119916), (230, 1046878), (235, 1024604), (259, 929660), (301, 799940), (322, 747770), (329, 731860), (370, 650762), (430, 559958), (460, 523439), (470, 512302), (518, 464830), (602, 399970), (644, 373885), (658, 365930), (740, 325381), (805, 299108), (851, 282940), (860, 279979), (940, 256151), (989, 243460), (1036, 232415), (1081, 222740), (1204, 199985), (1295, 185932), (1316, 182965), (1505, 159988), (1591, 151340), (1610, 149554), (1645, 146372), (1702, 141470), (1739, 138460), (1978, 121730), (2021, 119140), (2162, 111370), (2590, 92966), (3010, 79994), (3182, 75670), (3220, 74777), (3290, 73186), (3404, 70735), (3478, 69230), (3956, 60865), (4042, 59570), (4255, 56588), (4324, 55685), (4945, 48692), (5180, 46483), (5405, 44548), (5957, 40420), (6020, 39997), (6364, 37835), (6580, 36593), (6923, 34780), (6956, 34615), (7567, 31820), (7955, 30268), (8084, 29785), (8510, 28294), (8695, 27692), (9890, 24346), (10105, 23828), (10810, 22274), (11137, 21620), (11914, 20210), (12173, 19780), (13846, 17390), (14147, 17020), (15134, 15910)]