320919120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23459}}^1$

素因数の和:23497

約数の個数: 120

約数和(自身を含む): 1134525600

約数和(自身を除く): 813606480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1710, 2280, 2736, 3420, 4560, 6840, 13680, 23459, 46918, 70377, 93836, 117295, 140754, 187672, 211131, 234590, 281508, 351885, 375344, 422262, 445721, 469180, 563016, 703770, 844524, 891442, 938360, 1055655, 1126032, 1337163, 1407540, 1689048, 1782884, 1876720, 2111310, 2228605, 2674326, 2815080, 3378096, 3565768, 4011489, 4222620, 4457210, 5348652, 5630160, 6685815, 7131536, 8022978, 8445240, 8914420, 10697304, 13371630, 16045956, 16890480, 17828840, 20057445, 21394608, 26743260, 32091912, 35657680, 40114890, 53486520, 64183824, 80229780, 106973040, 160459560, 320919120]

約数ペア:

[(1, 320919120), (2, 160459560), (3, 106973040), (4, 80229780), (5, 64183824), (6, 53486520), (8, 40114890), (9, 35657680), (10, 32091912), (12, 26743260), (15, 21394608), (16, 20057445), (18, 17828840), (19, 16890480), (20, 16045956), (24, 13371630), (30, 10697304), (36, 8914420), (38, 8445240), (40, 8022978), (45, 7131536), (48, 6685815), (57, 5630160), (60, 5348652), (72, 4457210), (76, 4222620), (80, 4011489), (90, 3565768), (95, 3378096), (114, 2815080), (120, 2674326), (144, 2228605), (152, 2111310), (171, 1876720), (180, 1782884), (190, 1689048), (228, 1407540), (240, 1337163), (285, 1126032), (304, 1055655), (342, 938360), (360, 891442), (380, 844524), (456, 703770), (570, 563016), (684, 469180), (720, 445721), (760, 422262), (855, 375344), (912, 351885), (1140, 281508), (1368, 234590), (1520, 211131), (1710, 187672), (2280, 140754), (2736, 117295), (3420, 93836), (4560, 70377), (6840, 46918), (13680, 23459)]