265945280

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:167

約数の個数: 224

約数和(自身を含む): 737372160

約数和(自身を除く): 471426880

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 31, 32, 34, 38, 40, 62, 64, 68, 76, 80, 83, 85, 95, 124, 136, 152, 155, 160, 166, 170, 190, 248, 272, 304, 310, 320, 323, 332, 340, 380, 415, 496, 527, 544, 589, 608, 620, 646, 664, 680, 760, 830, 992, 1054, 1088, 1178, 1216, 1240, 1292, 1328, 1360, 1411, 1520, 1577, 1615, 1660, 1984, 2108, 2356, 2480, 2573, 2584, 2635, 2656, 2720, 2822, 2945, 3040, 3154, 3230, 3320, 4216, 4712, 4960, 5146, 5168, 5270, 5312, 5440, 5644, 5890, 6080, 6308, 6460, 6640, 7055, 7885, 8432, 9424, 9920, 10013, 10292, 10336, 10540, 11288, 11780, 12616, 12865, 12920, 13280, 14110, 15770, 16864, 18848, 20026, 20584, 20672, 21080, 22576, 23560, 25232, 25730, 25840, 26560, 26809, 28220, 31540, 33728, 37696, 40052, 41168, 42160, 43741, 45152, 47120, 48887, 50065, 50464, 51460, 51680, 53618, 56440, 63080, 80104, 82336, 84320, 87482, 90304, 94240, 97774, 100130, 100928, 102920, 103360, 107236, 112880, 126160, 134045, 160208, 164672, 168640, 174964, 188480, 195548, 200260, 205840, 214472, 218705, 225760, 244435, 252320, 268090, 320416, 349928, 391096, 400520, 411680, 428944, 437410, 451520, 488870, 504640, 536180, 640832, 699856, 782192, 801040, 823360, 831079, 857888, 874820, 977740, 1072360, 1399712, 1564384, 1602080, 1662158, 1715776, 1749640, 1955480, 2144720, 2799424, 3128768, 3204160, 3324316, 3499280, 3910960, 4155395, 4289440, 6648632, 6998560, 7821920, 8310790, 8578880, 13297264, 13997120, 15643840, 16621580, 26594528, 33243160, 53189056, 66486320, 132972640, 265945280]

約数ペア:

[(1, 265945280), (2, 132972640), (4, 66486320), (5, 53189056), (8, 33243160), (10, 26594528), (16, 16621580), (17, 15643840), (19, 13997120), (20, 13297264), (31, 8578880), (32, 8310790), (34, 7821920), (38, 6998560), (40, 6648632), (62, 4289440), (64, 4155395), (68, 3910960), (76, 3499280), (80, 3324316), (83, 3204160), (85, 3128768), (95, 2799424), (124, 2144720), (136, 1955480), (152, 1749640), (155, 1715776), (160, 1662158), (166, 1602080), (170, 1564384), (190, 1399712), (248, 1072360), (272, 977740), (304, 874820), (310, 857888), (320, 831079), (323, 823360), (332, 801040), (340, 782192), (380, 699856), (415, 640832), (496, 536180), (527, 504640), (544, 488870), (589, 451520), (608, 437410), (620, 428944), (646, 411680), (664, 400520), (680, 391096), (760, 349928), (830, 320416), (992, 268090), (1054, 252320), (1088, 244435), (1178, 225760), (1216, 218705), (1240, 214472), (1292, 205840), (1328, 200260), (1360, 195548), (1411, 188480), (1520, 174964), (1577, 168640), (1615, 164672), (1660, 160208), (1984, 134045), (2108, 126160), (2356, 112880), (2480, 107236), (2573, 103360), (2584, 102920), (2635, 100928), (2656, 100130), (2720, 97774), (2822, 94240), (2945, 90304), (3040, 87482), (3154, 84320), (3230, 82336), (3320, 80104), (4216, 63080), (4712, 56440), (4960, 53618), (5146, 51680), (5168, 51460), (5270, 50464), (5312, 50065), (5440, 48887), (5644, 47120), (5890, 45152), (6080, 43741), (6308, 42160), (6460, 41168), (6640, 40052), (7055, 37696), (7885, 33728), (8432, 31540), (9424, 28220), (9920, 26809), (10013, 26560), (10292, 25840), (10336, 25730), (10540, 25232), (11288, 23560), (11780, 22576), (12616, 21080), (12865, 20672), (12920, 20584), (13280, 20026), (14110, 18848), (15770, 16864)]