254540520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{397}}^1$

素因数の和:564

約数の個数: 192

約数和(自身を含む): 899655120

約数和(自身を除く): 645114600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 137, 156, 180, 195, 234, 260, 274, 312, 360, 390, 397, 411, 468, 520, 548, 585, 685, 780, 794, 822, 936, 1096, 1170, 1191, 1233, 1370, 1560, 1588, 1644, 1781, 1985, 2055, 2340, 2382, 2466, 2740, 3176, 3288, 3562, 3573, 3970, 4110, 4680, 4764, 4932, 5161, 5343, 5480, 5955, 6165, 7124, 7146, 7940, 8220, 8905, 9528, 9864, 10322, 10686, 11910, 12330, 14248, 14292, 15483, 15880, 16029, 16440, 17810, 17865, 20644, 21372, 23820, 24660, 25805, 26715, 28584, 30966, 32058, 35620, 35730, 41288, 42744, 46449, 47640, 49320, 51610, 53430, 54389, 61932, 64116, 71240, 71460, 77415, 80145, 92898, 103220, 106860, 108778, 123864, 128232, 142920, 154830, 160290, 163167, 185796, 206440, 213720, 217556, 232245, 271945, 309660, 320580, 326334, 371592, 435112, 464490, 489501, 543890, 619320, 641160, 652668, 707057, 815835, 928980, 979002, 1087780, 1305336, 1414114, 1631670, 1857960, 1958004, 2121171, 2175560, 2447505, 2828228, 3263340, 3535285, 3916008, 4242342, 4895010, 5656456, 6363513, 6526680, 7070570, 8484684, 9790020, 10605855, 12727026, 14141140, 16969368, 19580040, 21211710, 25454052, 28282280, 31817565, 42423420, 50908104, 63635130, 84846840, 127270260, 254540520]

約数ペア:

[(1, 254540520), (2, 127270260), (3, 84846840), (4, 63635130), (5, 50908104), (6, 42423420), (8, 31817565), (9, 28282280), (10, 25454052), (12, 21211710), (13, 19580040), (15, 16969368), (18, 14141140), (20, 12727026), (24, 10605855), (26, 9790020), (30, 8484684), (36, 7070570), (39, 6526680), (40, 6363513), (45, 5656456), (52, 4895010), (60, 4242342), (65, 3916008), (72, 3535285), (78, 3263340), (90, 2828228), (104, 2447505), (117, 2175560), (120, 2121171), (130, 1958004), (137, 1857960), (156, 1631670), (180, 1414114), (195, 1305336), (234, 1087780), (260, 979002), (274, 928980), (312, 815835), (360, 707057), (390, 652668), (397, 641160), (411, 619320), (468, 543890), (520, 489501), (548, 464490), (585, 435112), (685, 371592), (780, 326334), (794, 320580), (822, 309660), (936, 271945), (1096, 232245), (1170, 217556), (1191, 213720), (1233, 206440), (1370, 185796), (1560, 163167), (1588, 160290), (1644, 154830), (1781, 142920), (1985, 128232), (2055, 123864), (2340, 108778), (2382, 106860), (2466, 103220), (2740, 92898), (3176, 80145), (3288, 77415), (3562, 71460), (3573, 71240), (3970, 64116), (4110, 61932), (4680, 54389), (4764, 53430), (4932, 51610), (5161, 49320), (5343, 47640), (5480, 46449), (5955, 42744), (6165, 41288), (7124, 35730), (7146, 35620), (7940, 32058), (8220, 30966), (8905, 28584), (9528, 26715), (9864, 25805), (10322, 24660), (10686, 23820), (11910, 21372), (12330, 20644), (14248, 17865), (14292, 17810), (15483, 16440), (15880, 16029)]