402254720

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:261

約数の個数: 192

約数和(自身を含む): 1138613760

約数和(自身を除く): 736359040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 101, 112, 127, 128, 140, 160, 196, 202, 224, 245, 254, 280, 320, 392, 404, 448, 490, 505, 508, 560, 635, 640, 707, 784, 808, 889, 896, 980, 1010, 1016, 1120, 1270, 1414, 1568, 1616, 1778, 1960, 2020, 2032, 2240, 2540, 2828, 3136, 3232, 3535, 3556, 3920, 4040, 4064, 4445, 4480, 4949, 5080, 5656, 6223, 6272, 6464, 7070, 7112, 7840, 8080, 8128, 8890, 9898, 10160, 11312, 12446, 12827, 12928, 14140, 14224, 15680, 16160, 16256, 17780, 19796, 20320, 22624, 24745, 24892, 25654, 28280, 28448, 31115, 31360, 32320, 35560, 39592, 40640, 45248, 49490, 49784, 51308, 56560, 56896, 62230, 64135, 64640, 71120, 79184, 81280, 89789, 90496, 98980, 99568, 102616, 113120, 113792, 124460, 128270, 142240, 158368, 179578, 197960, 199136, 205232, 226240, 248920, 256540, 284480, 316736, 359156, 395920, 398272, 410464, 448945, 452480, 497840, 513080, 568960, 628523, 633472, 718312, 791840, 796544, 820928, 897890, 995680, 1026160, 1257046, 1436624, 1583680, 1641856, 1795780, 1991360, 2052320, 2514092, 2873248, 3142615, 3167360, 3591560, 3982720, 4104640, 5028184, 5746496, 6285230, 7183120, 8209280, 10056368, 11492992, 12570460, 14366240, 20112736, 25140920, 28732480, 40225472, 50281840, 57464960, 80450944, 100563680, 201127360, 402254720]

約数ペア:

[(1, 402254720), (2, 201127360), (4, 100563680), (5, 80450944), (7, 57464960), (8, 50281840), (10, 40225472), (14, 28732480), (16, 25140920), (20, 20112736), (28, 14366240), (32, 12570460), (35, 11492992), (40, 10056368), (49, 8209280), (56, 7183120), (64, 6285230), (70, 5746496), (80, 5028184), (98, 4104640), (101, 3982720), (112, 3591560), (127, 3167360), (128, 3142615), (140, 2873248), (160, 2514092), (196, 2052320), (202, 1991360), (224, 1795780), (245, 1641856), (254, 1583680), (280, 1436624), (320, 1257046), (392, 1026160), (404, 995680), (448, 897890), (490, 820928), (505, 796544), (508, 791840), (560, 718312), (635, 633472), (640, 628523), (707, 568960), (784, 513080), (808, 497840), (889, 452480), (896, 448945), (980, 410464), (1010, 398272), (1016, 395920), (1120, 359156), (1270, 316736), (1414, 284480), (1568, 256540), (1616, 248920), (1778, 226240), (1960, 205232), (2020, 199136), (2032, 197960), (2240, 179578), (2540, 158368), (2828, 142240), (3136, 128270), (3232, 124460), (3535, 113792), (3556, 113120), (3920, 102616), (4040, 99568), (4064, 98980), (4445, 90496), (4480, 89789), (4949, 81280), (5080, 79184), (5656, 71120), (6223, 64640), (6272, 64135), (6464, 62230), (7070, 56896), (7112, 56560), (7840, 51308), (8080, 49784), (8128, 49490), (8890, 45248), (9898, 40640), (10160, 39592), (11312, 35560), (12446, 32320), (12827, 31360), (12928, 31115), (14140, 28448), (14224, 28280), (15680, 25654), (16160, 24892), (16256, 24745), (17780, 22624), (19796, 20320)]