257889150

素因数分解:

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

素因数の和:716

約数の個数: 144

約数和(自身を含む): 756030480

約数和(自身を除く): 498141330

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 25, 27, 30, 34, 45, 50, 51, 54, 75, 85, 90, 102, 135, 150, 153, 170, 225, 255, 270, 289, 306, 425, 450, 459, 510, 578, 661, 675, 765, 850, 867, 918, 1275, 1322, 1350, 1445, 1530, 1734, 1983, 2295, 2550, 2601, 2890, 3305, 3825, 3966, 4335, 4590, 5202, 5949, 6610, 7225, 7650, 7803, 8670, 9915, 11237, 11475, 11898, 13005, 14450, 15606, 16525, 17847, 19830, 21675, 22474, 22950, 26010, 29745, 33050, 33711, 35694, 39015, 43350, 49575, 56185, 59490, 65025, 67422, 78030, 89235, 99150, 101133, 112370, 130050, 148725, 168555, 178470, 191029, 195075, 202266, 280925, 297450, 303399, 337110, 382058, 390150, 446175, 505665, 561850, 573087, 606798, 842775, 892350, 955145, 1011330, 1146174, 1516995, 1685550, 1719261, 1910290, 2528325, 2865435, 3033990, 3438522, 4775725, 5056650, 5157783, 5730870, 7584975, 8596305, 9551450, 10315566, 14327175, 15169950, 17192610, 25788915, 28654350, 42981525, 51577830, 85963050, 128944575, 257889150]

約数ペア:

[(1, 257889150), (2, 128944575), (3, 85963050), (5, 51577830), (6, 42981525), (9, 28654350), (10, 25788915), (15, 17192610), (17, 15169950), (18, 14327175), (25, 10315566), (27, 9551450), (30, 8596305), (34, 7584975), (45, 5730870), (50, 5157783), (51, 5056650), (54, 4775725), (75, 3438522), (85, 3033990), (90, 2865435), (102, 2528325), (135, 1910290), (150, 1719261), (153, 1685550), (170, 1516995), (225, 1146174), (255, 1011330), (270, 955145), (289, 892350), (306, 842775), (425, 606798), (450, 573087), (459, 561850), (510, 505665), (578, 446175), (661, 390150), (675, 382058), (765, 337110), (850, 303399), (867, 297450), (918, 280925), (1275, 202266), (1322, 195075), (1350, 191029), (1445, 178470), (1530, 168555), (1734, 148725), (1983, 130050), (2295, 112370), (2550, 101133), (2601, 99150), (2890, 89235), (3305, 78030), (3825, 67422), (3966, 65025), (4335, 59490), (4590, 56185), (5202, 49575), (5949, 43350), (6610, 39015), (7225, 35694), (7650, 33711), (7803, 33050), (8670, 29745), (9915, 26010), (11237, 22950), (11475, 22474), (11898, 21675), (13005, 19830), (14450, 17847), (15606, 16525)]