1778632020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{661}}^1$

素因数の和:844

約数の個数: 240

約数和(自身を含む): 6136454016

約数和(自身を除く): 4357821996

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 81, 90, 99, 108, 110, 132, 135, 151, 162, 165, 180, 198, 220, 270, 297, 302, 324, 330, 396, 405, 453, 495, 540, 594, 604, 660, 661, 755, 810, 891, 906, 990, 1188, 1322, 1359, 1485, 1510, 1620, 1661, 1782, 1812, 1980, 1983, 2265, 2644, 2718, 2970, 3020, 3305, 3322, 3564, 3966, 4077, 4455, 4530, 4983, 5436, 5940, 5949, 6610, 6644, 6795, 7271, 7932, 8154, 8305, 8910, 9060, 9915, 9966, 11898, 12231, 13220, 13590, 14542, 14949, 16308, 16610, 17820, 17847, 19830, 19932, 20385, 21813, 23796, 24462, 24915, 27180, 29084, 29745, 29898, 33220, 35694, 36355, 39660, 40770, 43626, 44847, 48924, 49830, 53541, 59490, 59796, 61155, 65439, 71388, 72710, 74745, 81540, 87252, 89235, 89694, 99660, 99811, 107082, 109065, 118980, 122310, 130878, 134541, 145420, 149490, 178470, 179388, 196317, 199622, 214164, 218130, 224235, 244620, 261756, 267705, 269082, 298980, 299433, 327195, 356940, 392634, 399244, 436260, 448470, 499055, 535410, 538164, 588951, 598866, 654390, 672705, 785268, 896940, 898299, 981585, 998110, 1070820, 1097921, 1177902, 1197732, 1308780, 1345410, 1497165, 1796598, 1963170, 1996220, 2195842, 2355804, 2690820, 2694897, 2944755, 2994330, 3293763, 3593196, 3926340, 4391684, 4491495, 5389794, 5489605, 5889510, 5988660, 6587526, 8084691, 8982990, 9881289, 10779588, 10979210, 11779020, 13175052, 13474485, 16169382, 16468815, 17965980, 19762578, 21958420, 26948970, 29643867, 32338764, 32937630, 39525156, 40423455, 49406445, 53897940, 59287734, 65875260, 80846910, 88931601, 98812890, 118575468, 148219335, 161693820, 177863202, 197625780, 296438670, 355726404, 444658005, 592877340, 889316010, 1778632020]

約数ペア:

[(1, 1778632020), (2, 889316010), (3, 592877340), (4, 444658005), (5, 355726404), (6, 296438670), (9, 197625780), (10, 177863202), (11, 161693820), (12, 148219335), (15, 118575468), (18, 98812890), (20, 88931601), (22, 80846910), (27, 65875260), (30, 59287734), (33, 53897940), (36, 49406445), (44, 40423455), (45, 39525156), (54, 32937630), (55, 32338764), (60, 29643867), (66, 26948970), (81, 21958420), (90, 19762578), (99, 17965980), (108, 16468815), (110, 16169382), (132, 13474485), (135, 13175052), (151, 11779020), (162, 10979210), (165, 10779588), (180, 9881289), (198, 8982990), (220, 8084691), (270, 6587526), (297, 5988660), (302, 5889510), (324, 5489605), (330, 5389794), (396, 4491495), (405, 4391684), (453, 3926340), (495, 3593196), (540, 3293763), (594, 2994330), (604, 2944755), (660, 2694897), (661, 2690820), (755, 2355804), (810, 2195842), (891, 1996220), (906, 1963170), (990, 1796598), (1188, 1497165), (1322, 1345410), (1359, 1308780), (1485, 1197732), (1510, 1177902), (1620, 1097921), (1661, 1070820), (1782, 998110), (1812, 981585), (1980, 898299), (1983, 896940), (2265, 785268), (2644, 672705), (2718, 654390), (2970, 598866), (3020, 588951), (3305, 538164), (3322, 535410), (3564, 499055), (3966, 448470), (4077, 436260), (4455, 399244), (4530, 392634), (4983, 356940), (5436, 327195), (5940, 299433), (5949, 298980), (6610, 269082), (6644, 267705), (6795, 261756), (7271, 244620), (7932, 224235), (8154, 218130), (8305, 214164), (8910, 199622), (9060, 196317), (9915, 179388), (9966, 178470), (11898, 149490), (12231, 145420), (13220, 134541), (13590, 130878), (14542, 122310), (14949, 118980), (16308, 109065), (16610, 107082), (17820, 99811), (17847, 99660), (19830, 89694), (19932, 89235), (20385, 87252), (21813, 81540), (23796, 74745), (24462, 72710), (24915, 71388), (27180, 65439), (29084, 61155), (29745, 59796), (29898, 59490), (33220, 53541), (35694, 49830), (36355, 48924), (39660, 44847), (40770, 43626)]