215214570

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:266

約数の個数: 160

約数和(自身を含む): 611791488

約数和(自身を除く): 396576918

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 37, 43, 45, 54, 74, 81, 86, 90, 111, 129, 135, 162, 167, 185, 215, 222, 258, 270, 333, 334, 370, 387, 405, 430, 501, 555, 645, 666, 774, 810, 835, 999, 1002, 1110, 1161, 1290, 1503, 1591, 1665, 1670, 1935, 1998, 2322, 2505, 2997, 3006, 3182, 3330, 3483, 3870, 4509, 4773, 4995, 5010, 5805, 5994, 6179, 6966, 7181, 7515, 7955, 9018, 9546, 9990, 11610, 12358, 13527, 14319, 14362, 14985, 15030, 15910, 17415, 18537, 21543, 22545, 23865, 27054, 28638, 29970, 30895, 34830, 35905, 37074, 42957, 43086, 45090, 47730, 55611, 61790, 64629, 67635, 71595, 71810, 85914, 92685, 107715, 111222, 128871, 129258, 135270, 143190, 166833, 185370, 193887, 214785, 215430, 257742, 265697, 278055, 323145, 333666, 387774, 429570, 500499, 531394, 556110, 581661, 644355, 646290, 797091, 834165, 969435, 1000998, 1163322, 1288710, 1328485, 1594182, 1668330, 1938870, 2391273, 2502495, 2656970, 2908305, 3985455, 4782546, 5004990, 5816610, 7173819, 7970910, 11956365, 14347638, 21521457, 23912730, 35869095, 43042914, 71738190, 107607285, 215214570]

約数ペア:

[(1, 215214570), (2, 107607285), (3, 71738190), (5, 43042914), (6, 35869095), (9, 23912730), (10, 21521457), (15, 14347638), (18, 11956365), (27, 7970910), (30, 7173819), (37, 5816610), (43, 5004990), (45, 4782546), (54, 3985455), (74, 2908305), (81, 2656970), (86, 2502495), (90, 2391273), (111, 1938870), (129, 1668330), (135, 1594182), (162, 1328485), (167, 1288710), (185, 1163322), (215, 1000998), (222, 969435), (258, 834165), (270, 797091), (333, 646290), (334, 644355), (370, 581661), (387, 556110), (405, 531394), (430, 500499), (501, 429570), (555, 387774), (645, 333666), (666, 323145), (774, 278055), (810, 265697), (835, 257742), (999, 215430), (1002, 214785), (1110, 193887), (1161, 185370), (1290, 166833), (1503, 143190), (1591, 135270), (1665, 129258), (1670, 128871), (1935, 111222), (1998, 107715), (2322, 92685), (2505, 85914), (2997, 71810), (3006, 71595), (3182, 67635), (3330, 64629), (3483, 61790), (3870, 55611), (4509, 47730), (4773, 45090), (4995, 43086), (5010, 42957), (5805, 37074), (5994, 35905), (6179, 34830), (6966, 30895), (7181, 29970), (7515, 28638), (7955, 27054), (9018, 23865), (9546, 22545), (9990, 21543), (11610, 18537), (12358, 17415), (13527, 15910), (14319, 15030), (14362, 14985)]