16404960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1$

素因数の和:281

約数の個数: 192

約数和(自身を含む): 60963840

約数和(自身を除く): 44558880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 32, 33, 39, 40, 44, 48, 52, 55, 60, 65, 66, 78, 80, 88, 96, 104, 110, 120, 130, 132, 143, 156, 160, 165, 176, 195, 208, 220, 239, 240, 260, 264, 286, 312, 330, 352, 390, 416, 429, 440, 478, 480, 520, 528, 572, 624, 660, 715, 717, 780, 858, 880, 956, 1040, 1056, 1144, 1195, 1248, 1320, 1430, 1434, 1560, 1716, 1760, 1912, 2080, 2145, 2288, 2390, 2629, 2640, 2860, 2868, 3107, 3120, 3432, 3585, 3824, 4290, 4576, 4780, 5258, 5280, 5720, 5736, 6214, 6240, 6864, 7170, 7648, 7887, 8580, 9321, 9560, 10516, 11440, 11472, 12428, 13145, 13728, 14340, 15535, 15774, 17160, 18642, 19120, 21032, 22880, 22944, 24856, 26290, 28680, 31070, 31548, 34177, 34320, 37284, 38240, 39435, 42064, 46605, 49712, 52580, 57360, 62140, 63096, 68354, 68640, 74568, 78870, 84128, 93210, 99424, 102531, 105160, 114720, 124280, 126192, 136708, 149136, 157740, 170885, 186420, 205062, 210320, 248560, 252384, 273416, 298272, 315480, 341770, 372840, 410124, 420640, 497120, 512655, 546832, 630960, 683540, 745680, 820248, 1025310, 1093664, 1261920, 1367080, 1491360, 1640496, 2050620, 2734160, 3280992, 4101240, 5468320, 8202480, 16404960]

約数ペア:

[(1, 16404960), (2, 8202480), (3, 5468320), (4, 4101240), (5, 3280992), (6, 2734160), (8, 2050620), (10, 1640496), (11, 1491360), (12, 1367080), (13, 1261920), (15, 1093664), (16, 1025310), (20, 820248), (22, 745680), (24, 683540), (26, 630960), (30, 546832), (32, 512655), (33, 497120), (39, 420640), (40, 410124), (44, 372840), (48, 341770), (52, 315480), (55, 298272), (60, 273416), (65, 252384), (66, 248560), (78, 210320), (80, 205062), (88, 186420), (96, 170885), (104, 157740), (110, 149136), (120, 136708), (130, 126192), (132, 124280), (143, 114720), (156, 105160), (160, 102531), (165, 99424), (176, 93210), (195, 84128), (208, 78870), (220, 74568), (239, 68640), (240, 68354), (260, 63096), (264, 62140), (286, 57360), (312, 52580), (330, 49712), (352, 46605), (390, 42064), (416, 39435), (429, 38240), (440, 37284), (478, 34320), (480, 34177), (520, 31548), (528, 31070), (572, 28680), (624, 26290), (660, 24856), (715, 22944), (717, 22880), (780, 21032), (858, 19120), (880, 18642), (956, 17160), (1040, 15774), (1056, 15535), (1144, 14340), (1195, 13728), (1248, 13145), (1320, 12428), (1430, 11472), (1434, 11440), (1560, 10516), (1716, 9560), (1760, 9321), (1912, 8580), (2080, 7887), (2145, 7648), (2288, 7170), (2390, 6864), (2629, 6240), (2640, 6214), (2860, 5736), (2868, 5720), (3107, 5280), (3120, 5258), (3432, 4780), (3585, 4576), (3824, 4290)]