64819980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1$

素因数の和:365

約数の個数: 192

約数和(自身を含む): 223534080

約数和(自身を除く): 158714100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 23, 27, 30, 34, 36, 45, 46, 51, 54, 60, 68, 69, 85, 90, 92, 102, 108, 115, 135, 138, 153, 170, 180, 204, 207, 230, 255, 270, 276, 306, 307, 340, 345, 391, 414, 459, 460, 510, 540, 612, 614, 621, 690, 765, 782, 828, 918, 921, 1020, 1035, 1173, 1228, 1242, 1380, 1530, 1535, 1564, 1836, 1842, 1955, 2070, 2295, 2346, 2484, 2763, 3060, 3070, 3105, 3519, 3684, 3910, 4140, 4590, 4605, 4692, 5219, 5526, 5865, 6140, 6210, 7038, 7061, 7820, 8289, 9180, 9210, 10438, 10557, 11052, 11730, 12420, 13815, 14076, 14122, 15657, 16578, 17595, 18420, 20876, 21114, 21183, 23460, 26095, 27630, 28244, 31314, 33156, 35190, 35305, 41445, 42228, 42366, 46971, 52190, 52785, 55260, 62628, 63549, 70380, 70610, 78285, 82890, 84732, 93942, 104380, 105570, 105915, 120037, 127098, 140913, 141220, 156570, 165780, 187884, 190647, 211140, 211830, 234855, 240074, 254196, 281826, 313140, 317745, 360111, 381294, 423660, 469710, 480148, 563652, 600185, 635490, 704565, 720222, 762588, 939420, 953235, 1080333, 1200370, 1270980, 1409130, 1440444, 1800555, 1906470, 2160666, 2400740, 2818260, 3240999, 3601110, 3812940, 4321332, 5401665, 6481998, 7202220, 10803330, 12963996, 16204995, 21606660, 32409990, 64819980]

約数ペア:

[(1, 64819980), (2, 32409990), (3, 21606660), (4, 16204995), (5, 12963996), (6, 10803330), (9, 7202220), (10, 6481998), (12, 5401665), (15, 4321332), (17, 3812940), (18, 3601110), (20, 3240999), (23, 2818260), (27, 2400740), (30, 2160666), (34, 1906470), (36, 1800555), (45, 1440444), (46, 1409130), (51, 1270980), (54, 1200370), (60, 1080333), (68, 953235), (69, 939420), (85, 762588), (90, 720222), (92, 704565), (102, 635490), (108, 600185), (115, 563652), (135, 480148), (138, 469710), (153, 423660), (170, 381294), (180, 360111), (204, 317745), (207, 313140), (230, 281826), (255, 254196), (270, 240074), (276, 234855), (306, 211830), (307, 211140), (340, 190647), (345, 187884), (391, 165780), (414, 156570), (459, 141220), (460, 140913), (510, 127098), (540, 120037), (612, 105915), (614, 105570), (621, 104380), (690, 93942), (765, 84732), (782, 82890), (828, 78285), (918, 70610), (921, 70380), (1020, 63549), (1035, 62628), (1173, 55260), (1228, 52785), (1242, 52190), (1380, 46971), (1530, 42366), (1535, 42228), (1564, 41445), (1836, 35305), (1842, 35190), (1955, 33156), (2070, 31314), (2295, 28244), (2346, 27630), (2484, 26095), (2763, 23460), (3060, 21183), (3070, 21114), (3105, 20876), (3519, 18420), (3684, 17595), (3910, 16578), (4140, 15657), (4590, 14122), (4605, 14076), (4692, 13815), (5219, 12420), (5526, 11730), (5865, 11052), (6140, 10557), (6210, 10438), (7038, 9210), (7061, 9180), (7820, 8289)]