165579680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:323

約数の個数: 192

約数和(自身を含む): 487710720

約数和(自身を除く): 322131040

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, 251, 266, 280, 304, 310, 380, 434, 496, 502, 532, 560, 589, 608, 620, 665, 760, 868, 992, 1004, 1064, 1085, 1120, 1178, 1240, 1255, 1330, 1520, 1736, 1757, 2008, 2128, 2170, 2356, 2480, 2510, 2660, 2945, 3040, 3472, 3514, 4016, 4123, 4256, 4340, 4712, 4769, 4960, 5020, 5320, 5890, 6944, 7028, 7781, 8032, 8246, 8680, 8785, 9424, 9538, 10040, 10640, 11780, 14056, 15562, 16492, 17360, 17570, 18848, 19076, 20080, 20615, 21280, 23560, 23845, 28112, 31124, 32984, 33383, 34720, 35140, 38152, 38905, 40160, 41230, 47120, 47690, 54467, 56224, 62248, 65968, 66766, 70280, 76304, 77810, 82460, 94240, 95380, 108934, 124496, 131936, 133532, 140560, 147839, 152608, 155620, 164920, 166915, 190760, 217868, 248992, 267064, 272335, 281120, 295678, 311240, 329840, 333830, 381520, 435736, 534128, 544670, 591356, 622480, 659680, 667660, 739195, 763040, 871472, 1034873, 1068256, 1089340, 1182712, 1244960, 1335320, 1478390, 1742944, 2069746, 2178680, 2365424, 2670640, 2956780, 4139492, 4357360, 4730848, 5174365, 5341280, 5913560, 8278984, 8714720, 10348730, 11827120, 16557968, 20697460, 23654240, 33115936, 41394920, 82789840, 165579680]

約数ペア:

[(1, 165579680), (2, 82789840), (4, 41394920), (5, 33115936), (7, 23654240), (8, 20697460), (10, 16557968), (14, 11827120), (16, 10348730), (19, 8714720), (20, 8278984), (28, 5913560), (31, 5341280), (32, 5174365), (35, 4730848), (38, 4357360), (40, 4139492), (56, 2956780), (62, 2670640), (70, 2365424), (76, 2178680), (80, 2069746), (95, 1742944), (112, 1478390), (124, 1335320), (133, 1244960), (140, 1182712), (152, 1089340), (155, 1068256), (160, 1034873), (190, 871472), (217, 763040), (224, 739195), (248, 667660), (251, 659680), (266, 622480), (280, 591356), (304, 544670), (310, 534128), (380, 435736), (434, 381520), (496, 333830), (502, 329840), (532, 311240), (560, 295678), (589, 281120), (608, 272335), (620, 267064), (665, 248992), (760, 217868), (868, 190760), (992, 166915), (1004, 164920), (1064, 155620), (1085, 152608), (1120, 147839), (1178, 140560), (1240, 133532), (1255, 131936), (1330, 124496), (1520, 108934), (1736, 95380), (1757, 94240), (2008, 82460), (2128, 77810), (2170, 76304), (2356, 70280), (2480, 66766), (2510, 65968), (2660, 62248), (2945, 56224), (3040, 54467), (3472, 47690), (3514, 47120), (4016, 41230), (4123, 40160), (4256, 38905), (4340, 38152), (4712, 35140), (4769, 34720), (4960, 33383), (5020, 32984), (5320, 31124), (5890, 28112), (6944, 23845), (7028, 23560), (7781, 21280), (8032, 20615), (8246, 20080), (8680, 19076), (8785, 18848), (9424, 17570), (9538, 17360), (10040, 16492), (10640, 15562), (11780, 14056)]