65321520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{227}}^1$

素因数の和:363

約数の個数: 160

約数和(自身を含む): 223914240

約数和(自身を除く): 158592720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 109, 110, 120, 132, 165, 176, 218, 220, 227, 240, 264, 327, 330, 436, 440, 454, 528, 545, 654, 660, 681, 872, 880, 908, 1090, 1135, 1199, 1308, 1320, 1362, 1635, 1744, 1816, 2180, 2270, 2398, 2497, 2616, 2640, 2724, 3270, 3405, 3597, 3632, 4360, 4540, 4796, 4994, 5232, 5448, 5995, 6540, 6810, 7194, 7491, 8720, 9080, 9592, 9988, 10896, 11990, 12485, 13080, 13620, 14388, 14982, 17985, 18160, 19184, 19976, 23980, 24743, 24970, 26160, 27240, 28776, 29964, 35970, 37455, 39952, 47960, 49486, 49940, 54480, 57552, 59928, 71940, 74229, 74910, 95920, 98972, 99880, 119856, 123715, 143880, 148458, 149820, 197944, 199760, 247430, 272173, 287760, 296916, 299640, 371145, 395888, 494860, 544346, 593832, 599280, 742290, 816519, 989720, 1088692, 1187664, 1360865, 1484580, 1633038, 1979440, 2177384, 2721730, 2969160, 3266076, 4082595, 4354768, 5443460, 5938320, 6532152, 8165190, 10886920, 13064304, 16330380, 21773840, 32660760, 65321520]

約数ペア:

[(1, 65321520), (2, 32660760), (3, 21773840), (4, 16330380), (5, 13064304), (6, 10886920), (8, 8165190), (10, 6532152), (11, 5938320), (12, 5443460), (15, 4354768), (16, 4082595), (20, 3266076), (22, 2969160), (24, 2721730), (30, 2177384), (33, 1979440), (40, 1633038), (44, 1484580), (48, 1360865), (55, 1187664), (60, 1088692), (66, 989720), (80, 816519), (88, 742290), (109, 599280), (110, 593832), (120, 544346), (132, 494860), (165, 395888), (176, 371145), (218, 299640), (220, 296916), (227, 287760), (240, 272173), (264, 247430), (327, 199760), (330, 197944), (436, 149820), (440, 148458), (454, 143880), (528, 123715), (545, 119856), (654, 99880), (660, 98972), (681, 95920), (872, 74910), (880, 74229), (908, 71940), (1090, 59928), (1135, 57552), (1199, 54480), (1308, 49940), (1320, 49486), (1362, 47960), (1635, 39952), (1744, 37455), (1816, 35970), (2180, 29964), (2270, 28776), (2398, 27240), (2497, 26160), (2616, 24970), (2640, 24743), (2724, 23980), (3270, 19976), (3405, 19184), (3597, 18160), (3632, 17985), (4360, 14982), (4540, 14388), (4796, 13620), (4994, 13080), (5232, 12485), (5448, 11990), (5995, 10896), (6540, 9988), (6810, 9592), (7194, 9080), (7491, 8720)]