15000120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:99

約数の個数: 256

約数和(自身を含む): 57024000

約数和(自身を除く): 42023880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 19, 20, 24, 27, 30, 34, 36, 38, 40, 43, 45, 51, 54, 57, 60, 68, 72, 76, 85, 86, 90, 95, 102, 108, 114, 120, 129, 135, 136, 152, 153, 170, 171, 172, 180, 190, 204, 215, 216, 228, 255, 258, 270, 285, 306, 323, 340, 342, 344, 360, 380, 387, 408, 430, 456, 459, 510, 513, 516, 540, 570, 612, 645, 646, 680, 684, 731, 760, 765, 774, 817, 855, 860, 918, 969, 1020, 1026, 1032, 1080, 1140, 1161, 1224, 1290, 1292, 1368, 1462, 1530, 1548, 1615, 1634, 1710, 1720, 1836, 1935, 1938, 2040, 2052, 2193, 2280, 2295, 2322, 2451, 2565, 2580, 2584, 2907, 2924, 3060, 3096, 3230, 3268, 3420, 3655, 3672, 3870, 3876, 4085, 4104, 4386, 4590, 4644, 4845, 4902, 5130, 5160, 5805, 5814, 5848, 6120, 6460, 6536, 6579, 6840, 7310, 7353, 7740, 7752, 8170, 8721, 8772, 9180, 9288, 9690, 9804, 10260, 10965, 11610, 11628, 12255, 12920, 13158, 13889, 14535, 14620, 14706, 15480, 16340, 17442, 17544, 18360, 19380, 19608, 19737, 20520, 21930, 22059, 23220, 23256, 24510, 26316, 27778, 29070, 29240, 29412, 32680, 32895, 34884, 36765, 38760, 39474, 41667, 43605, 43860, 44118, 46440, 49020, 52632, 55556, 58140, 58824, 65790, 69445, 69768, 73530, 78948, 83334, 87210, 87720, 88236, 98040, 98685, 110295, 111112, 116280, 125001, 131580, 138890, 147060, 157896, 166668, 174420, 176472, 197370, 208335, 220590, 250002, 263160, 277780, 294120, 333336, 348840, 375003, 394740, 416670, 441180, 500004, 555560, 625005, 750006, 789480, 833340, 882360, 1000008, 1250010, 1500012, 1666680, 1875015, 2500020, 3000024, 3750030, 5000040, 7500060, 15000120]

約数ペア:

[(1, 15000120), (2, 7500060), (3, 5000040), (4, 3750030), (5, 3000024), (6, 2500020), (8, 1875015), (9, 1666680), (10, 1500012), (12, 1250010), (15, 1000008), (17, 882360), (18, 833340), (19, 789480), (20, 750006), (24, 625005), (27, 555560), (30, 500004), (34, 441180), (36, 416670), (38, 394740), (40, 375003), (43, 348840), (45, 333336), (51, 294120), (54, 277780), (57, 263160), (60, 250002), (68, 220590), (72, 208335), (76, 197370), (85, 176472), (86, 174420), (90, 166668), (95, 157896), (102, 147060), (108, 138890), (114, 131580), (120, 125001), (129, 116280), (135, 111112), (136, 110295), (152, 98685), (153, 98040), (170, 88236), (171, 87720), (172, 87210), (180, 83334), (190, 78948), (204, 73530), (215, 69768), (216, 69445), (228, 65790), (255, 58824), (258, 58140), (270, 55556), (285, 52632), (306, 49020), (323, 46440), (340, 44118), (342, 43860), (344, 43605), (360, 41667), (380, 39474), (387, 38760), (408, 36765), (430, 34884), (456, 32895), (459, 32680), (510, 29412), (513, 29240), (516, 29070), (540, 27778), (570, 26316), (612, 24510), (645, 23256), (646, 23220), (680, 22059), (684, 21930), (731, 20520), (760, 19737), (765, 19608), (774, 19380), (817, 18360), (855, 17544), (860, 17442), (918, 16340), (969, 15480), (1020, 14706), (1026, 14620), (1032, 14535), (1080, 13889), (1140, 13158), (1161, 12920), (1224, 12255), (1290, 11628), (1292, 11610), (1368, 10965), (1462, 10260), (1530, 9804), (1548, 9690), (1615, 9288), (1634, 9180), (1710, 8772), (1720, 8721), (1836, 8170), (1935, 7752), (1938, 7740), (2040, 7353), (2052, 7310), (2193, 6840), (2280, 6579), (2295, 6536), (2322, 6460), (2451, 6120), (2565, 5848), (2580, 5814), (2584, 5805), (2907, 5160), (2924, 5130), (3060, 4902), (3096, 4845), (3230, 4644), (3268, 4590), (3420, 4386), (3655, 4104), (3672, 4085), (3870, 3876)]