206479840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1$

素因数の和:385

約数の個数: 192

約数和(自身を含む): 607703040

約数和(自身を除く): 401223200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 32, 35, 38, 40, 56, 62, 70, 76, 80, 95, 112, 124, 133, 140, 152, 155, 160, 190, 217, 224, 248, 266, 280, 304, 310, 313, 380, 434, 496, 532, 560, 589, 608, 620, 626, 665, 760, 868, 992, 1064, 1085, 1120, 1178, 1240, 1252, 1330, 1520, 1565, 1736, 2128, 2170, 2191, 2356, 2480, 2504, 2660, 2945, 3040, 3130, 3472, 4123, 4256, 4340, 4382, 4712, 4960, 5008, 5320, 5890, 5947, 6260, 6944, 8246, 8680, 8764, 9424, 9703, 10016, 10640, 10955, 11780, 11894, 12520, 16492, 17360, 17528, 18848, 19406, 20615, 21280, 21910, 23560, 23788, 25040, 29735, 32984, 34720, 35056, 38812, 41230, 41629, 43820, 47120, 47576, 48515, 50080, 59470, 65968, 67921, 70112, 77624, 82460, 83258, 87640, 94240, 95152, 97030, 118940, 131936, 135842, 155248, 164920, 166516, 175280, 184357, 190304, 194060, 208145, 237880, 271684, 310496, 329840, 333032, 339605, 350560, 368714, 388120, 416290, 475760, 543368, 659680, 666064, 679210, 737428, 776240, 832580, 921785, 951520, 1086736, 1290499, 1332128, 1358420, 1474856, 1552480, 1665160, 1843570, 2173472, 2580998, 2716840, 2949712, 3330320, 3687140, 5161996, 5433680, 5899424, 6452495, 6660640, 7374280, 10323992, 10867360, 12904990, 14748560, 20647984, 25809980, 29497120, 41295968, 51619960, 103239920, 206479840]

約数ペア:

[(1, 206479840), (2, 103239920), (4, 51619960), (5, 41295968), (7, 29497120), (8, 25809980), (10, 20647984), (14, 14748560), (16, 12904990), (19, 10867360), (20, 10323992), (28, 7374280), (31, 6660640), (32, 6452495), (35, 5899424), (38, 5433680), (40, 5161996), (56, 3687140), (62, 3330320), (70, 2949712), (76, 2716840), (80, 2580998), (95, 2173472), (112, 1843570), (124, 1665160), (133, 1552480), (140, 1474856), (152, 1358420), (155, 1332128), (160, 1290499), (190, 1086736), (217, 951520), (224, 921785), (248, 832580), (266, 776240), (280, 737428), (304, 679210), (310, 666064), (313, 659680), (380, 543368), (434, 475760), (496, 416290), (532, 388120), (560, 368714), (589, 350560), (608, 339605), (620, 333032), (626, 329840), (665, 310496), (760, 271684), (868, 237880), (992, 208145), (1064, 194060), (1085, 190304), (1120, 184357), (1178, 175280), (1240, 166516), (1252, 164920), (1330, 155248), (1520, 135842), (1565, 131936), (1736, 118940), (2128, 97030), (2170, 95152), (2191, 94240), (2356, 87640), (2480, 83258), (2504, 82460), (2660, 77624), (2945, 70112), (3040, 67921), (3130, 65968), (3472, 59470), (4123, 50080), (4256, 48515), (4340, 47576), (4382, 47120), (4712, 43820), (4960, 41629), (5008, 41230), (5320, 38812), (5890, 35056), (5947, 34720), (6260, 32984), (6944, 29735), (8246, 25040), (8680, 23788), (8764, 23560), (9424, 21910), (9703, 21280), (10016, 20615), (10640, 19406), (10955, 18848), (11780, 17528), (11894, 17360), (12520, 16492)]