213941640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2657}}^1$

素因数の和:2743

約数の個数: 128

約数和(自身を含む): 711918720

約数和(自身を除く): 497977080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 61, 66, 88, 110, 120, 122, 132, 165, 183, 220, 244, 264, 305, 330, 366, 440, 488, 610, 660, 671, 732, 915, 1220, 1320, 1342, 1464, 1830, 2013, 2440, 2657, 2684, 3355, 3660, 4026, 5314, 5368, 6710, 7320, 7971, 8052, 10065, 10628, 13285, 13420, 15942, 16104, 20130, 21256, 26570, 26840, 29227, 31884, 39855, 40260, 53140, 58454, 63768, 79710, 80520, 87681, 106280, 116908, 146135, 159420, 162077, 175362, 233816, 292270, 318840, 324154, 350724, 438405, 486231, 584540, 648308, 701448, 810385, 876810, 972462, 1169080, 1296616, 1620770, 1753620, 1782847, 1944924, 2431155, 3241540, 3507240, 3565694, 3889848, 4862310, 5348541, 6483080, 7131388, 8914235, 9724620, 10697082, 14262776, 17828470, 19449240, 21394164, 26742705, 35656940, 42788328, 53485410, 71313880, 106970820, 213941640]

約数ペア:

[(1, 213941640), (2, 106970820), (3, 71313880), (4, 53485410), (5, 42788328), (6, 35656940), (8, 26742705), (10, 21394164), (11, 19449240), (12, 17828470), (15, 14262776), (20, 10697082), (22, 9724620), (24, 8914235), (30, 7131388), (33, 6483080), (40, 5348541), (44, 4862310), (55, 3889848), (60, 3565694), (61, 3507240), (66, 3241540), (88, 2431155), (110, 1944924), (120, 1782847), (122, 1753620), (132, 1620770), (165, 1296616), (183, 1169080), (220, 972462), (244, 876810), (264, 810385), (305, 701448), (330, 648308), (366, 584540), (440, 486231), (488, 438405), (610, 350724), (660, 324154), (671, 318840), (732, 292270), (915, 233816), (1220, 175362), (1320, 162077), (1342, 159420), (1464, 146135), (1830, 116908), (2013, 106280), (2440, 87681), (2657, 80520), (2684, 79710), (3355, 63768), (3660, 58454), (4026, 53140), (5314, 40260), (5368, 39855), (6710, 31884), (7320, 29227), (7971, 26840), (8052, 26570), (10065, 21256), (10628, 20130), (13285, 16104), (13420, 15942)]