217430640

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{6163}}^1$

素因数の和:6196

約数の個数: 180

約数和(自身を含む): 849559464

約数和(自身を除く): 632128824

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 360, 392, 420, 441, 490, 504, 560, 588, 630, 720, 735, 784, 840, 882, 980, 1008, 1176, 1260, 1470, 1680, 1764, 1960, 2205, 2352, 2520, 2940, 3528, 3920, 4410, 5040, 5880, 6163, 7056, 8820, 11760, 12326, 17640, 18489, 24652, 30815, 35280, 36978, 43141, 49304, 55467, 61630, 73956, 86282, 92445, 98608, 110934, 123260, 129423, 147912, 172564, 184890, 215705, 221868, 246520, 258846, 277335, 295824, 301987, 345128, 369780, 388269, 431410, 443736, 493040, 517692, 554670, 603974, 647115, 690256, 739560, 776538, 862820, 887472, 905961, 1035384, 1109340, 1207948, 1294230, 1479120, 1509935, 1553076, 1725640, 1811922, 1941345, 2070768, 2218680, 2415896, 2588460, 2717883, 3019870, 3106152, 3451280, 3623844, 3882690, 4437360, 4529805, 4831792, 5176920, 5435766, 6039740, 6212304, 7247688, 7765380, 9059610, 10353840, 10871532, 12079480, 13589415, 14495376, 15530760, 18119220, 21743064, 24158960, 27178830, 31061520, 36238440, 43486128, 54357660, 72476880, 108715320, 217430640]

約数ペア:

[(1, 217430640), (2, 108715320), (3, 72476880), (4, 54357660), (5, 43486128), (6, 36238440), (7, 31061520), (8, 27178830), (9, 24158960), (10, 21743064), (12, 18119220), (14, 15530760), (15, 14495376), (16, 13589415), (18, 12079480), (20, 10871532), (21, 10353840), (24, 9059610), (28, 7765380), (30, 7247688), (35, 6212304), (36, 6039740), (40, 5435766), (42, 5176920), (45, 4831792), (48, 4529805), (49, 4437360), (56, 3882690), (60, 3623844), (63, 3451280), (70, 3106152), (72, 3019870), (80, 2717883), (84, 2588460), (90, 2415896), (98, 2218680), (105, 2070768), (112, 1941345), (120, 1811922), (126, 1725640), (140, 1553076), (144, 1509935), (147, 1479120), (168, 1294230), (180, 1207948), (196, 1109340), (210, 1035384), (240, 905961), (245, 887472), (252, 862820), (280, 776538), (294, 739560), (315, 690256), (336, 647115), (360, 603974), (392, 554670), (420, 517692), (441, 493040), (490, 443736), (504, 431410), (560, 388269), (588, 369780), (630, 345128), (720, 301987), (735, 295824), (784, 277335), (840, 258846), (882, 246520), (980, 221868), (1008, 215705), (1176, 184890), (1260, 172564), (1470, 147912), (1680, 129423), (1764, 123260), (1960, 110934), (2205, 98608), (2352, 92445), (2520, 86282), (2940, 73956), (3528, 61630), (3920, 55467), (4410, 49304), (5040, 43141), (5880, 36978), (6163, 35280), (7056, 30815), (8820, 24652), (11760, 18489), (12326, 17640)]