156205280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:473

約数の個数: 192

約数和(自身を含む): 476098560

約数和(自身を除く): 319893280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 32, 35, 40, 44, 55, 56, 62, 70, 77, 80, 88, 110, 112, 124, 140, 154, 155, 160, 176, 217, 220, 224, 248, 280, 308, 310, 341, 352, 385, 409, 434, 440, 496, 560, 616, 620, 682, 770, 818, 868, 880, 992, 1085, 1120, 1232, 1240, 1364, 1540, 1636, 1705, 1736, 1760, 2045, 2170, 2387, 2464, 2480, 2728, 2863, 3080, 3272, 3410, 3472, 4090, 4340, 4499, 4774, 4960, 5456, 5726, 6160, 6544, 6820, 6944, 8180, 8680, 8998, 9548, 10912, 11452, 11935, 12320, 12679, 13088, 13640, 14315, 16360, 17360, 17996, 19096, 22495, 22904, 23870, 25358, 27280, 28630, 31493, 32720, 34720, 35992, 38192, 44990, 45808, 47740, 50716, 54560, 57260, 62986, 63395, 65440, 71984, 76384, 88753, 89980, 91616, 95480, 101432, 114520, 125972, 126790, 139469, 143968, 157465, 177506, 179960, 190960, 202864, 229040, 251944, 253580, 278938, 314930, 355012, 359920, 381920, 405728, 443765, 458080, 503888, 507160, 557876, 629860, 697345, 710024, 719840, 887530, 976283, 1007776, 1014320, 1115752, 1259720, 1394690, 1420048, 1775060, 1952566, 2028640, 2231504, 2519440, 2789380, 2840096, 3550120, 3905132, 4463008, 4881415, 5038880, 5578760, 7100240, 7810264, 9762830, 11157520, 14200480, 15620528, 19525660, 22315040, 31241056, 39051320, 78102640, 156205280]

約数ペア:

[(1, 156205280), (2, 78102640), (4, 39051320), (5, 31241056), (7, 22315040), (8, 19525660), (10, 15620528), (11, 14200480), (14, 11157520), (16, 9762830), (20, 7810264), (22, 7100240), (28, 5578760), (31, 5038880), (32, 4881415), (35, 4463008), (40, 3905132), (44, 3550120), (55, 2840096), (56, 2789380), (62, 2519440), (70, 2231504), (77, 2028640), (80, 1952566), (88, 1775060), (110, 1420048), (112, 1394690), (124, 1259720), (140, 1115752), (154, 1014320), (155, 1007776), (160, 976283), (176, 887530), (217, 719840), (220, 710024), (224, 697345), (248, 629860), (280, 557876), (308, 507160), (310, 503888), (341, 458080), (352, 443765), (385, 405728), (409, 381920), (434, 359920), (440, 355012), (496, 314930), (560, 278938), (616, 253580), (620, 251944), (682, 229040), (770, 202864), (818, 190960), (868, 179960), (880, 177506), (992, 157465), (1085, 143968), (1120, 139469), (1232, 126790), (1240, 125972), (1364, 114520), (1540, 101432), (1636, 95480), (1705, 91616), (1736, 89980), (1760, 88753), (2045, 76384), (2170, 71984), (2387, 65440), (2464, 63395), (2480, 62986), (2728, 57260), (2863, 54560), (3080, 50716), (3272, 47740), (3410, 45808), (3472, 44990), (4090, 38192), (4340, 35992), (4499, 34720), (4774, 32720), (4960, 31493), (5456, 28630), (5726, 27280), (6160, 25358), (6544, 23870), (6820, 22904), (6944, 22495), (8180, 19096), (8680, 17996), (8998, 17360), (9548, 16360), (10912, 14315), (11452, 13640), (11935, 13088), (12320, 12679)]