155486520

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:315

約数の個数: 256

約数和(自身を含む): 600652800

約数和(自身を除く): 445166280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 131, 135, 140, 157, 168, 180, 189, 210, 216, 252, 262, 270, 280, 314, 315, 360, 378, 393, 420, 471, 504, 524, 540, 628, 630, 655, 756, 785, 786, 840, 917, 942, 945, 1048, 1080, 1099, 1179, 1256, 1260, 1310, 1413, 1512, 1570, 1572, 1834, 1884, 1890, 1965, 2198, 2355, 2358, 2520, 2620, 2751, 2826, 3140, 3144, 3297, 3537, 3668, 3768, 3780, 3930, 4239, 4396, 4585, 4710, 4716, 5240, 5495, 5502, 5652, 5895, 6280, 6594, 7065, 7074, 7336, 7560, 7860, 8253, 8478, 8792, 9170, 9420, 9432, 9891, 10990, 11004, 11304, 11790, 13188, 13755, 14130, 14148, 15720, 16485, 16506, 16956, 17685, 18340, 18840, 19782, 20567, 21195, 21980, 22008, 23580, 24759, 26376, 27510, 28260, 28296, 29673, 32970, 33012, 33912, 35370, 36680, 39564, 41134, 41265, 42390, 43960, 47160, 49455, 49518, 55020, 56520, 59346, 61701, 65940, 66024, 70740, 79128, 82268, 82530, 84780, 98910, 99036, 102835, 110040, 118692, 123402, 123795, 131880, 141480, 143969, 148365, 164536, 165060, 169560, 185103, 197820, 198072, 205670, 237384, 246804, 247590, 287938, 296730, 308505, 330120, 370206, 395640, 411340, 431907, 493608, 495180, 555309, 575876, 593460, 617010, 719845, 740412, 822680, 863814, 925515, 990360, 1110618, 1151752, 1186920, 1234020, 1295721, 1439690, 1480824, 1727628, 1851030, 2159535, 2221236, 2468040, 2591442, 2776545, 2879380, 3455256, 3702060, 3887163, 4319070, 4442472, 5182884, 5553090, 5758760, 6478605, 7404120, 7774326, 8638140, 10365768, 11106180, 12957210, 15548652, 17276280, 19435815, 22212360, 25914420, 31097304, 38871630, 51828840, 77743260, 155486520]

約数ペア:

[(1, 155486520), (2, 77743260), (3, 51828840), (4, 38871630), (5, 31097304), (6, 25914420), (7, 22212360), (8, 19435815), (9, 17276280), (10, 15548652), (12, 12957210), (14, 11106180), (15, 10365768), (18, 8638140), (20, 7774326), (21, 7404120), (24, 6478605), (27, 5758760), (28, 5553090), (30, 5182884), (35, 4442472), (36, 4319070), (40, 3887163), (42, 3702060), (45, 3455256), (54, 2879380), (56, 2776545), (60, 2591442), (63, 2468040), (70, 2221236), (72, 2159535), (84, 1851030), (90, 1727628), (105, 1480824), (108, 1439690), (120, 1295721), (126, 1234020), (131, 1186920), (135, 1151752), (140, 1110618), (157, 990360), (168, 925515), (180, 863814), (189, 822680), (210, 740412), (216, 719845), (252, 617010), (262, 593460), (270, 575876), (280, 555309), (314, 495180), (315, 493608), (360, 431907), (378, 411340), (393, 395640), (420, 370206), (471, 330120), (504, 308505), (524, 296730), (540, 287938), (628, 247590), (630, 246804), (655, 237384), (756, 205670), (785, 198072), (786, 197820), (840, 185103), (917, 169560), (942, 165060), (945, 164536), (1048, 148365), (1080, 143969), (1099, 141480), (1179, 131880), (1256, 123795), (1260, 123402), (1310, 118692), (1413, 110040), (1512, 102835), (1570, 99036), (1572, 98910), (1834, 84780), (1884, 82530), (1890, 82268), (1965, 79128), (2198, 70740), (2355, 66024), (2358, 65940), (2520, 61701), (2620, 59346), (2751, 56520), (2826, 55020), (3140, 49518), (3144, 49455), (3297, 47160), (3537, 43960), (3668, 42390), (3768, 41265), (3780, 41134), (3930, 39564), (4239, 36680), (4396, 35370), (4585, 33912), (4710, 33012), (4716, 32970), (5240, 29673), (5495, 28296), (5502, 28260), (5652, 27510), (5895, 26376), (6280, 24759), (6594, 23580), (7065, 22008), (7074, 21980), (7336, 21195), (7560, 20567), (7860, 19782), (8253, 18840), (8478, 18340), (8792, 17685), (9170, 16956), (9420, 16506), (9432, 16485), (9891, 15720), (10990, 14148), (11004, 14130), (11304, 13755), (11790, 13188)]