128920345080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{21557}}^1$

素因数の和:21694

約数の個数: 256

約数和(自身を含む): 423433612800

約数和(自身を除く): 294513267720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 43, 57, 60, 61, 76, 86, 95, 114, 120, 122, 129, 152, 172, 183, 190, 215, 228, 244, 258, 285, 305, 344, 366, 380, 430, 456, 488, 516, 570, 610, 645, 732, 760, 817, 860, 915, 1032, 1140, 1159, 1220, 1290, 1464, 1634, 1720, 1830, 2280, 2318, 2440, 2451, 2580, 2623, 3268, 3477, 3660, 4085, 4636, 4902, 5160, 5246, 5795, 6536, 6954, 7320, 7869, 8170, 9272, 9804, 10492, 11590, 12255, 13115, 13908, 15738, 16340, 17385, 19608, 20984, 21557, 23180, 24510, 26230, 27816, 31476, 32680, 34770, 39345, 43114, 46360, 49020, 49837, 52460, 62952, 64671, 69540, 78690, 86228, 98040, 99674, 104920, 107785, 129342, 139080, 149511, 157380, 172456, 199348, 215570, 249185, 258684, 299022, 314760, 323355, 398696, 409583, 431140, 498370, 517368, 598044, 646710, 747555, 819166, 862280, 926951, 996740, 1196088, 1228749, 1293420, 1314977, 1495110, 1638332, 1853902, 1993480, 2047915, 2457498, 2586840, 2629954, 2780853, 2990220, 3276664, 3707804, 3944931, 4095830, 4634755, 4914996, 5259908, 5561706, 5980440, 6143745, 6574885, 7415608, 7889862, 8191660, 9269510, 9829992, 10519816, 11123412, 12287490, 13149770, 13904265, 15779724, 16383320, 17612069, 18539020, 19724655, 22246824, 24574980, 24984563, 26299540, 27808530, 31559448, 35224138, 37078040, 39449310, 49149960, 49969126, 52599080, 52836207, 55617060, 56544011, 70448276, 74953689, 78898620, 88060345, 99938252, 105672414, 111234120, 113088022, 124922815, 140896552, 149907378, 157797240, 169632033, 176120690, 199876504, 211344828, 226176044, 249845630, 264181035, 282720055, 299814756, 339264066, 352241380, 374768445, 422689656, 452352088, 499691260, 528362070, 565440110, 599629512, 678528132, 704482760, 749536890, 848160165, 999382520, 1056724140, 1074336209, 1130880220, 1357056264, 1499073780, 1696320330, 2113448280, 2148672418, 2261760440, 2998147560, 3223008627, 3392640660, 4297344836, 5371681045, 6446017254, 6785281320, 8594689672, 10743362090, 12892034508, 16115043135, 21486724180, 25784069016, 32230086270, 42973448360, 64460172540, 128920345080]

約数ペア:

[(1, 128920345080), (2, 64460172540), (3, 42973448360), (4, 32230086270), (5, 25784069016), (6, 21486724180), (8, 16115043135), (10, 12892034508), (12, 10743362090), (15, 8594689672), (19, 6785281320), (20, 6446017254), (24, 5371681045), (30, 4297344836), (38, 3392640660), (40, 3223008627), (43, 2998147560), (57, 2261760440), (60, 2148672418), (61, 2113448280), (76, 1696320330), (86, 1499073780), (95, 1357056264), (114, 1130880220), (120, 1074336209), (122, 1056724140), (129, 999382520), (152, 848160165), (172, 749536890), (183, 704482760), (190, 678528132), (215, 599629512), (228, 565440110), (244, 528362070), (258, 499691260), (285, 452352088), (305, 422689656), (344, 374768445), (366, 352241380), (380, 339264066), (430, 299814756), (456, 282720055), (488, 264181035), (516, 249845630), (570, 226176044), (610, 211344828), (645, 199876504), (732, 176120690), (760, 169632033), (817, 157797240), (860, 149907378), (915, 140896552), (1032, 124922815), (1140, 113088022), (1159, 111234120), (1220, 105672414), (1290, 99938252), (1464, 88060345), (1634, 78898620), (1720, 74953689), (1830, 70448276), (2280, 56544011), (2318, 55617060), (2440, 52836207), (2451, 52599080), (2580, 49969126), (2623, 49149960), (3268, 39449310), (3477, 37078040), (3660, 35224138), (4085, 31559448), (4636, 27808530), (4902, 26299540), (5160, 24984563), (5246, 24574980), (5795, 22246824), (6536, 19724655), (6954, 18539020), (7320, 17612069), (7869, 16383320), (8170, 15779724), (9272, 13904265), (9804, 13149770), (10492, 12287490), (11590, 11123412), (12255, 10519816), (13115, 9829992), (13908, 9269510), (15738, 8191660), (16340, 7889862), (17385, 7415608), (19608, 6574885), (20984, 6143745), (21557, 5980440), (23180, 5561706), (24510, 5259908), (26230, 4914996), (27816, 4634755), (31476, 4095830), (32680, 3944931), (34770, 3707804), (39345, 3276664), (43114, 2990220), (46360, 2780853), (49020, 2629954), (49837, 2586840), (52460, 2457498), (62952, 2047915), (64671, 1993480), (69540, 1853902), (78690, 1638332), (86228, 1495110), (98040, 1314977), (99674, 1293420), (104920, 1228749), (107785, 1196088), (129342, 996740), (139080, 926951), (149511, 862280), (157380, 819166), (172456, 747555), (199348, 646710), (215570, 598044), (249185, 517368), (258684, 498370), (299022, 431140), (314760, 409583), (323355, 398696)]