23478840

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{11}}^3$

素因数の和:64

約数の個数: 288

約数和(自身を含む): 97634160

約数和(自身を除く): 74155320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 49, 55, 56, 60, 63, 66, 70, 72, 77, 84, 88, 90, 98, 99, 105, 110, 120, 121, 126, 132, 140, 147, 154, 165, 168, 180, 196, 198, 210, 220, 231, 242, 245, 252, 264, 280, 294, 308, 315, 330, 360, 363, 385, 392, 396, 420, 440, 441, 462, 484, 490, 495, 504, 539, 588, 605, 616, 630, 660, 693, 726, 735, 770, 792, 840, 847, 882, 924, 968, 980, 990, 1078, 1089, 1155, 1176, 1210, 1260, 1320, 1331, 1386, 1452, 1470, 1540, 1617, 1694, 1764, 1815, 1848, 1960, 1980, 2156, 2178, 2205, 2310, 2420, 2520, 2541, 2662, 2695, 2772, 2904, 2940, 3080, 3234, 3388, 3465, 3528, 3630, 3960, 3993, 4235, 4312, 4356, 4410, 4620, 4840, 4851, 5082, 5324, 5390, 5445, 5544, 5880, 5929, 6468, 6655, 6776, 6930, 7260, 7623, 7986, 8085, 8470, 8712, 8820, 9240, 9317, 9702, 10164, 10648, 10780, 10890, 11858, 11979, 12705, 12936, 13310, 13860, 14520, 15246, 15972, 16170, 16940, 17640, 17787, 18634, 19404, 19965, 20328, 21560, 21780, 23716, 23958, 24255, 25410, 26620, 27720, 27951, 29645, 30492, 31944, 32340, 33880, 35574, 37268, 38115, 38808, 39930, 43560, 46585, 47432, 47916, 48510, 50820, 53240, 53361, 55902, 59290, 59895, 60984, 64680, 65219, 71148, 74536, 76230, 79860, 83853, 88935, 93170, 95832, 97020, 101640, 106722, 111804, 118580, 119790, 130438, 139755, 142296, 152460, 159720, 167706, 177870, 186340, 194040, 195657, 213444, 223608, 237160, 239580, 260876, 266805, 279510, 304920, 326095, 335412, 355740, 372680, 391314, 419265, 426888, 479160, 521752, 533610, 559020, 586971, 652190, 670824, 711480, 782628, 838530, 978285, 1067220, 1118040, 1173942, 1304380, 1565256, 1677060, 1956570, 2134440, 2347884, 2608760, 2934855, 3354120, 3913140, 4695768, 5869710, 7826280, 11739420, 23478840]

約数ペア:

[(1, 23478840), (2, 11739420), (3, 7826280), (4, 5869710), (5, 4695768), (6, 3913140), (7, 3354120), (8, 2934855), (9, 2608760), (10, 2347884), (11, 2134440), (12, 1956570), (14, 1677060), (15, 1565256), (18, 1304380), (20, 1173942), (21, 1118040), (22, 1067220), (24, 978285), (28, 838530), (30, 782628), (33, 711480), (35, 670824), (36, 652190), (40, 586971), (42, 559020), (44, 533610), (45, 521752), (49, 479160), (55, 426888), (56, 419265), (60, 391314), (63, 372680), (66, 355740), (70, 335412), (72, 326095), (77, 304920), (84, 279510), (88, 266805), (90, 260876), (98, 239580), (99, 237160), (105, 223608), (110, 213444), (120, 195657), (121, 194040), (126, 186340), (132, 177870), (140, 167706), (147, 159720), (154, 152460), (165, 142296), (168, 139755), (180, 130438), (196, 119790), (198, 118580), (210, 111804), (220, 106722), (231, 101640), (242, 97020), (245, 95832), (252, 93170), (264, 88935), (280, 83853), (294, 79860), (308, 76230), (315, 74536), (330, 71148), (360, 65219), (363, 64680), (385, 60984), (392, 59895), (396, 59290), (420, 55902), (440, 53361), (441, 53240), (462, 50820), (484, 48510), (490, 47916), (495, 47432), (504, 46585), (539, 43560), (588, 39930), (605, 38808), (616, 38115), (630, 37268), (660, 35574), (693, 33880), (726, 32340), (735, 31944), (770, 30492), (792, 29645), (840, 27951), (847, 27720), (882, 26620), (924, 25410), (968, 24255), (980, 23958), (990, 23716), (1078, 21780), (1089, 21560), (1155, 20328), (1176, 19965), (1210, 19404), (1260, 18634), (1320, 17787), (1331, 17640), (1386, 16940), (1452, 16170), (1470, 15972), (1540, 15246), (1617, 14520), (1694, 13860), (1764, 13310), (1815, 12936), (1848, 12705), (1960, 11979), (1980, 11858), (2156, 10890), (2178, 10780), (2205, 10648), (2310, 10164), (2420, 9702), (2520, 9317), (2541, 9240), (2662, 8820), (2695, 8712), (2772, 8470), (2904, 8085), (2940, 7986), (3080, 7623), (3234, 7260), (3388, 6930), (3465, 6776), (3528, 6655), (3630, 6468), (3960, 5929), (3993, 5880), (4235, 5544), (4312, 5445), (4356, 5390), (4410, 5324), (4620, 5082), (4840, 4851)]