81335165040

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{660617}}^1$

素因数の和:660661

約数の個数: 200

約数和(自身を含む): 297357374160

約数和(自身を除く): 216022209120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 108, 114, 120, 135, 144, 152, 162, 171, 180, 190, 216, 228, 240, 270, 285, 304, 324, 342, 360, 380, 405, 432, 456, 513, 540, 570, 648, 684, 720, 760, 810, 855, 912, 1026, 1080, 1140, 1296, 1368, 1520, 1539, 1620, 1710, 2052, 2160, 2280, 2565, 2736, 3078, 3240, 3420, 4104, 4560, 5130, 6156, 6480, 6840, 7695, 8208, 10260, 12312, 13680, 15390, 20520, 24624, 30780, 41040, 61560, 123120, 660617, 1321234, 1981851, 2642468, 3303085, 3963702, 5284936, 5945553, 6606170, 7927404, 9909255, 10569872, 11891106, 12551723, 13212340, 15854808, 17836659, 19818510, 23782212, 25103446, 26424680, 29727765, 31709616, 35673318, 37655169, 39637020, 47564424, 50206892, 52849360, 53509977, 59455530, 62758615, 71346636, 75310338, 79274040, 89183295, 95128848, 100413784, 107019954, 112965507, 118911060, 125517230, 142693272, 150620676, 158548080, 178366590, 188275845, 200827568, 214039908, 225931014, 237822120, 251034460, 267549885, 285386544, 301241352, 338896521, 356733180, 376551690, 428079816, 451862028, 475644240, 502068920, 535099770, 564827535, 602482704, 677793042, 713466360, 753103380, 856159632, 903724056, 1004137840, 1016689563, 1070199540, 1129655070, 1355586084, 1426932720, 1506206760, 1694482605, 1807448112, 2033379126, 2140399080, 2259310140, 2711172168, 3012413520, 3388965210, 4066758252, 4280798160, 4518620280, 5083447815, 5422344336, 6777930420, 8133516504, 9037240560, 10166895630, 13555860840, 16267033008, 20333791260, 27111721680, 40667582520, 81335165040]

約数ペア:

[(1, 81335165040), (2, 40667582520), (3, 27111721680), (4, 20333791260), (5, 16267033008), (6, 13555860840), (8, 10166895630), (9, 9037240560), (10, 8133516504), (12, 6777930420), (15, 5422344336), (16, 5083447815), (18, 4518620280), (19, 4280798160), (20, 4066758252), (24, 3388965210), (27, 3012413520), (30, 2711172168), (36, 2259310140), (38, 2140399080), (40, 2033379126), (45, 1807448112), (48, 1694482605), (54, 1506206760), (57, 1426932720), (60, 1355586084), (72, 1129655070), (76, 1070199540), (80, 1016689563), (81, 1004137840), (90, 903724056), (95, 856159632), (108, 753103380), (114, 713466360), (120, 677793042), (135, 602482704), (144, 564827535), (152, 535099770), (162, 502068920), (171, 475644240), (180, 451862028), (190, 428079816), (216, 376551690), (228, 356733180), (240, 338896521), (270, 301241352), (285, 285386544), (304, 267549885), (324, 251034460), (342, 237822120), (360, 225931014), (380, 214039908), (405, 200827568), (432, 188275845), (456, 178366590), (513, 158548080), (540, 150620676), (570, 142693272), (648, 125517230), (684, 118911060), (720, 112965507), (760, 107019954), (810, 100413784), (855, 95128848), (912, 89183295), (1026, 79274040), (1080, 75310338), (1140, 71346636), (1296, 62758615), (1368, 59455530), (1520, 53509977), (1539, 52849360), (1620, 50206892), (1710, 47564424), (2052, 39637020), (2160, 37655169), (2280, 35673318), (2565, 31709616), (2736, 29727765), (3078, 26424680), (3240, 25103446), (3420, 23782212), (4104, 19818510), (4560, 17836659), (5130, 15854808), (6156, 13212340), (6480, 12551723), (6840, 11891106), (7695, 10569872), (8208, 9909255), (10260, 7927404), (12312, 6606170), (13680, 5945553), (15390, 5284936), (20520, 3963702), (24624, 3303085), (30780, 2642468), (41040, 1981851), (61560, 1321234), (123120, 660617)]