83421720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1$

素因数の和:394

約数の個数: 192

約数和(自身を含む): 294671520

約数和(自身を除く): 211249800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 43, 45, 51, 60, 68, 72, 85, 86, 90, 102, 120, 129, 136, 153, 170, 172, 180, 204, 215, 255, 258, 306, 317, 340, 344, 360, 387, 408, 430, 510, 516, 612, 634, 645, 680, 731, 765, 774, 860, 951, 1020, 1032, 1224, 1268, 1290, 1462, 1530, 1548, 1585, 1720, 1902, 1935, 2040, 2193, 2536, 2580, 2853, 2924, 3060, 3096, 3170, 3655, 3804, 3870, 4386, 4755, 5160, 5389, 5706, 5848, 6120, 6340, 6579, 7310, 7608, 7740, 8772, 9510, 10778, 10965, 11412, 12680, 13158, 13631, 14265, 14620, 15480, 16167, 17544, 19020, 21556, 21930, 22824, 26316, 26945, 27262, 28530, 29240, 32334, 32895, 38040, 40893, 43112, 43860, 48501, 52632, 53890, 54524, 57060, 64668, 65790, 68155, 80835, 81786, 87720, 97002, 107780, 109048, 114120, 122679, 129336, 131580, 136310, 161670, 163572, 194004, 204465, 215560, 231727, 242505, 245358, 263160, 272620, 323340, 327144, 388008, 408930, 463454, 485010, 490716, 545240, 613395, 646680, 695181, 817860, 926908, 970020, 981432, 1158635, 1226790, 1390362, 1635720, 1853816, 1940040, 2085543, 2317270, 2453580, 2780724, 3475905, 4171086, 4634540, 4907160, 5561448, 6951810, 8342172, 9269080, 10427715, 13903620, 16684344, 20855430, 27807240, 41710860, 83421720]

約数ペア:

[(1, 83421720), (2, 41710860), (3, 27807240), (4, 20855430), (5, 16684344), (6, 13903620), (8, 10427715), (9, 9269080), (10, 8342172), (12, 6951810), (15, 5561448), (17, 4907160), (18, 4634540), (20, 4171086), (24, 3475905), (30, 2780724), (34, 2453580), (36, 2317270), (40, 2085543), (43, 1940040), (45, 1853816), (51, 1635720), (60, 1390362), (68, 1226790), (72, 1158635), (85, 981432), (86, 970020), (90, 926908), (102, 817860), (120, 695181), (129, 646680), (136, 613395), (153, 545240), (170, 490716), (172, 485010), (180, 463454), (204, 408930), (215, 388008), (255, 327144), (258, 323340), (306, 272620), (317, 263160), (340, 245358), (344, 242505), (360, 231727), (387, 215560), (408, 204465), (430, 194004), (510, 163572), (516, 161670), (612, 136310), (634, 131580), (645, 129336), (680, 122679), (731, 114120), (765, 109048), (774, 107780), (860, 97002), (951, 87720), (1020, 81786), (1032, 80835), (1224, 68155), (1268, 65790), (1290, 64668), (1462, 57060), (1530, 54524), (1548, 53890), (1585, 52632), (1720, 48501), (1902, 43860), (1935, 43112), (2040, 40893), (2193, 38040), (2536, 32895), (2580, 32334), (2853, 29240), (2924, 28530), (3060, 27262), (3096, 26945), (3170, 26316), (3655, 22824), (3804, 21930), (3870, 21556), (4386, 19020), (4755, 17544), (5160, 16167), (5389, 15480), (5706, 14620), (5848, 14265), (6120, 13631), (6340, 13158), (6579, 12680), (7310, 11412), (7608, 10965), (7740, 10778), (8772, 9510)]