206928540

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4211}}^1$

素因数の和:4249

約数の個数: 192

約数和(自身を含む): 792529920

約数和(自身を除く): 585601380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 180, 182, 189, 195, 210, 234, 252, 260, 270, 273, 315, 351, 364, 378, 390, 420, 455, 468, 540, 546, 585, 630, 702, 756, 780, 819, 910, 945, 1092, 1170, 1260, 1365, 1404, 1638, 1755, 1820, 1890, 2340, 2457, 2730, 3276, 3510, 3780, 4095, 4211, 4914, 5460, 7020, 8190, 8422, 9828, 12285, 12633, 16380, 16844, 21055, 24570, 25266, 29477, 37899, 42110, 49140, 50532, 54743, 58954, 63165, 75798, 84220, 88431, 109486, 113697, 117908, 126330, 147385, 151596, 164229, 176862, 189495, 218972, 227394, 252660, 265293, 273715, 294770, 328458, 353724, 378990, 383201, 442155, 454788, 492687, 530586, 547430, 568485, 589540, 656916, 757980, 766402, 795879, 821145, 884310, 985374, 1061172, 1094860, 1136970, 1149603, 1326465, 1478061, 1532804, 1591758, 1642290, 1768620, 1916005, 1970748, 2273940, 2299206, 2463435, 2652930, 2956122, 3183516, 3284580, 3448809, 3832010, 3979395, 4598412, 4926870, 5305860, 5748015, 5912244, 6897618, 7390305, 7664020, 7958790, 9853740, 10346427, 11496030, 13795236, 14780610, 15917580, 17244045, 20692854, 22992060, 29561220, 34488090, 41385708, 51732135, 68976180, 103464270, 206928540]

約数ペア:

[(1, 206928540), (2, 103464270), (3, 68976180), (4, 51732135), (5, 41385708), (6, 34488090), (7, 29561220), (9, 22992060), (10, 20692854), (12, 17244045), (13, 15917580), (14, 14780610), (15, 13795236), (18, 11496030), (20, 10346427), (21, 9853740), (26, 7958790), (27, 7664020), (28, 7390305), (30, 6897618), (35, 5912244), (36, 5748015), (39, 5305860), (42, 4926870), (45, 4598412), (52, 3979395), (54, 3832010), (60, 3448809), (63, 3284580), (65, 3183516), (70, 2956122), (78, 2652930), (84, 2463435), (90, 2299206), (91, 2273940), (105, 1970748), (108, 1916005), (117, 1768620), (126, 1642290), (130, 1591758), (135, 1532804), (140, 1478061), (156, 1326465), (180, 1149603), (182, 1136970), (189, 1094860), (195, 1061172), (210, 985374), (234, 884310), (252, 821145), (260, 795879), (270, 766402), (273, 757980), (315, 656916), (351, 589540), (364, 568485), (378, 547430), (390, 530586), (420, 492687), (455, 454788), (468, 442155), (540, 383201), (546, 378990), (585, 353724), (630, 328458), (702, 294770), (756, 273715), (780, 265293), (819, 252660), (910, 227394), (945, 218972), (1092, 189495), (1170, 176862), (1260, 164229), (1365, 151596), (1404, 147385), (1638, 126330), (1755, 117908), (1820, 113697), (1890, 109486), (2340, 88431), (2457, 84220), (2730, 75798), (3276, 63165), (3510, 58954), (3780, 54743), (4095, 50532), (4211, 49140), (4914, 42110), (5460, 37899), (7020, 29477), (8190, 25266), (8422, 24570), (9828, 21055), (12285, 16844), (12633, 16380)]