2127720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1$

素因数の和:187

約数の個数: 128

約数和(自身を含む): 7776000

約数和(自身を除く): 5648280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 102, 105, 119, 120, 136, 140, 149, 168, 170, 204, 210, 238, 255, 280, 298, 340, 357, 408, 420, 447, 476, 510, 595, 596, 680, 714, 745, 840, 894, 952, 1020, 1043, 1190, 1192, 1428, 1490, 1785, 1788, 2040, 2086, 2235, 2380, 2533, 2856, 2980, 3129, 3570, 3576, 4172, 4470, 4760, 5066, 5215, 5960, 6258, 7140, 7599, 8344, 8940, 10132, 10430, 12516, 12665, 14280, 15198, 15645, 17731, 17880, 20264, 20860, 25032, 25330, 30396, 31290, 35462, 37995, 41720, 50660, 53193, 60792, 62580, 70924, 75990, 88655, 101320, 106386, 125160, 141848, 151980, 177310, 212772, 265965, 303960, 354620, 425544, 531930, 709240, 1063860, 2127720]

約数ペア:

[(1, 2127720), (2, 1063860), (3, 709240), (4, 531930), (5, 425544), (6, 354620), (7, 303960), (8, 265965), (10, 212772), (12, 177310), (14, 151980), (15, 141848), (17, 125160), (20, 106386), (21, 101320), (24, 88655), (28, 75990), (30, 70924), (34, 62580), (35, 60792), (40, 53193), (42, 50660), (51, 41720), (56, 37995), (60, 35462), (68, 31290), (70, 30396), (84, 25330), (85, 25032), (102, 20860), (105, 20264), (119, 17880), (120, 17731), (136, 15645), (140, 15198), (149, 14280), (168, 12665), (170, 12516), (204, 10430), (210, 10132), (238, 8940), (255, 8344), (280, 7599), (298, 7140), (340, 6258), (357, 5960), (408, 5215), (420, 5066), (447, 4760), (476, 4470), (510, 4172), (595, 3576), (596, 3570), (680, 3129), (714, 2980), (745, 2856), (840, 2533), (894, 2380), (952, 2235), (1020, 2086), (1043, 2040), (1190, 1788), (1192, 1785), (1428, 1490)]