996879320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{331}}^1$

素因数の和:505

約数の個数: 128

約数和(自身を含む): 2461155840

約数和(自身を除く): 1464276520

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 43, 68, 85, 86, 103, 136, 170, 172, 206, 215, 331, 340, 344, 412, 430, 515, 662, 680, 731, 824, 860, 1030, 1324, 1462, 1655, 1720, 1751, 2060, 2648, 2924, 3310, 3502, 3655, 4120, 4429, 5627, 5848, 6620, 7004, 7310, 8755, 8858, 11254, 13240, 14008, 14233, 14620, 17510, 17716, 22145, 22508, 28135, 28466, 29240, 34093, 35020, 35432, 44290, 45016, 56270, 56932, 68186, 70040, 71165, 75293, 88580, 112540, 113864, 136372, 142330, 150586, 170465, 177160, 225080, 241961, 272744, 284660, 301172, 340930, 376465, 483922, 569320, 579581, 602344, 681860, 752930, 967844, 1159162, 1209805, 1363720, 1465999, 1505860, 1935688, 2318324, 2419610, 2897905, 2931998, 3011720, 4636648, 4839220, 5795810, 5863996, 7329995, 9678440, 11591620, 11727992, 14659990, 23183240, 24921983, 29319980, 49843966, 58639960, 99687932, 124609915, 199375864, 249219830, 498439660, 996879320]

約数ペア:

[(1, 996879320), (2, 498439660), (4, 249219830), (5, 199375864), (8, 124609915), (10, 99687932), (17, 58639960), (20, 49843966), (34, 29319980), (40, 24921983), (43, 23183240), (68, 14659990), (85, 11727992), (86, 11591620), (103, 9678440), (136, 7329995), (170, 5863996), (172, 5795810), (206, 4839220), (215, 4636648), (331, 3011720), (340, 2931998), (344, 2897905), (412, 2419610), (430, 2318324), (515, 1935688), (662, 1505860), (680, 1465999), (731, 1363720), (824, 1209805), (860, 1159162), (1030, 967844), (1324, 752930), (1462, 681860), (1655, 602344), (1720, 579581), (1751, 569320), (2060, 483922), (2648, 376465), (2924, 340930), (3310, 301172), (3502, 284660), (3655, 272744), (4120, 241961), (4429, 225080), (5627, 177160), (5848, 170465), (6620, 150586), (7004, 142330), (7310, 136372), (8755, 113864), (8858, 112540), (11254, 88580), (13240, 75293), (14008, 71165), (14233, 70040), (14620, 68186), (17510, 56932), (17716, 56270), (22145, 45016), (22508, 44290), (28135, 35432), (28466, 35020), (29240, 34093)]