78883740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{661}}^1$

素因数の和:709

約数の個数: 192

約数和(自身を含む): 280264320

約数和(自身を除く): 201380580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 27, 30, 34, 36, 39, 45, 51, 52, 54, 60, 65, 68, 78, 85, 90, 102, 108, 117, 130, 135, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 270, 306, 340, 351, 390, 442, 459, 468, 510, 540, 585, 612, 661, 663, 702, 765, 780, 884, 918, 1020, 1105, 1170, 1322, 1326, 1404, 1530, 1755, 1836, 1983, 1989, 2210, 2295, 2340, 2644, 2652, 3060, 3305, 3315, 3510, 3966, 3978, 4420, 4590, 5949, 5967, 6610, 6630, 7020, 7932, 7956, 8593, 9180, 9915, 9945, 11237, 11898, 11934, 13220, 13260, 17186, 17847, 19830, 19890, 22474, 23796, 23868, 25779, 29745, 29835, 33711, 34372, 35694, 39660, 39780, 42965, 44948, 51558, 56185, 59490, 59670, 67422, 71388, 77337, 85930, 89235, 101133, 103116, 112370, 118980, 119340, 128895, 134844, 146081, 154674, 168555, 171860, 178470, 202266, 224740, 232011, 257790, 292162, 303399, 309348, 337110, 356940, 386685, 404532, 438243, 464022, 505665, 515580, 584324, 606798, 674220, 730405, 773370, 876486, 928044, 1011330, 1160055, 1213596, 1314729, 1460810, 1516995, 1546740, 1752972, 2022660, 2191215, 2320110, 2629458, 2921620, 3033990, 3944187, 4382430, 4640220, 5258916, 6067980, 6573645, 7888374, 8764860, 13147290, 15776748, 19720935, 26294580, 39441870, 78883740]

約数ペア:

[(1, 78883740), (2, 39441870), (3, 26294580), (4, 19720935), (5, 15776748), (6, 13147290), (9, 8764860), (10, 7888374), (12, 6573645), (13, 6067980), (15, 5258916), (17, 4640220), (18, 4382430), (20, 3944187), (26, 3033990), (27, 2921620), (30, 2629458), (34, 2320110), (36, 2191215), (39, 2022660), (45, 1752972), (51, 1546740), (52, 1516995), (54, 1460810), (60, 1314729), (65, 1213596), (68, 1160055), (78, 1011330), (85, 928044), (90, 876486), (102, 773370), (108, 730405), (117, 674220), (130, 606798), (135, 584324), (153, 515580), (156, 505665), (170, 464022), (180, 438243), (195, 404532), (204, 386685), (221, 356940), (234, 337110), (255, 309348), (260, 303399), (270, 292162), (306, 257790), (340, 232011), (351, 224740), (390, 202266), (442, 178470), (459, 171860), (468, 168555), (510, 154674), (540, 146081), (585, 134844), (612, 128895), (661, 119340), (663, 118980), (702, 112370), (765, 103116), (780, 101133), (884, 89235), (918, 85930), (1020, 77337), (1105, 71388), (1170, 67422), (1322, 59670), (1326, 59490), (1404, 56185), (1530, 51558), (1755, 44948), (1836, 42965), (1983, 39780), (1989, 39660), (2210, 35694), (2295, 34372), (2340, 33711), (2644, 29835), (2652, 29745), (3060, 25779), (3305, 23868), (3315, 23796), (3510, 22474), (3966, 19890), (3978, 19830), (4420, 17847), (4590, 17186), (5949, 13260), (5967, 13220), (6610, 11934), (6630, 11898), (7020, 11237), (7932, 9945), (7956, 9915), (8593, 9180)]