457647540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:342

約数の個数: 192

約数和(自身を含む): 1509580800

約数和(自身を除く): 1051933260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 71, 84, 103, 105, 140, 142, 149, 206, 210, 213, 284, 298, 309, 355, 412, 420, 426, 447, 497, 515, 596, 618, 710, 721, 745, 852, 894, 994, 1030, 1043, 1065, 1236, 1420, 1442, 1490, 1491, 1545, 1788, 1988, 2060, 2086, 2130, 2163, 2235, 2485, 2884, 2980, 2982, 3090, 3129, 3605, 4172, 4260, 4326, 4470, 4970, 5215, 5964, 6180, 6258, 7210, 7313, 7455, 8652, 8940, 9940, 10430, 10579, 10815, 12516, 14420, 14626, 14910, 15347, 15645, 20860, 21158, 21630, 21939, 29252, 29820, 30694, 31290, 31737, 36565, 42316, 43260, 43878, 46041, 51191, 52895, 61388, 62580, 63474, 73130, 74053, 76735, 87756, 92082, 102382, 105790, 107429, 109695, 126948, 146260, 148106, 153470, 153573, 158685, 184164, 204764, 211580, 214858, 219390, 222159, 230205, 255955, 296212, 306940, 307146, 317370, 322287, 370265, 429716, 438780, 444318, 460410, 511910, 537145, 614292, 634740, 644574, 740530, 767865, 888636, 920820, 1023820, 1074290, 1089637, 1110795, 1289148, 1481060, 1535730, 1611435, 2148580, 2179274, 2221590, 3071460, 3222870, 3268911, 4358548, 4443180, 5448185, 6445740, 6537822, 7627459, 10896370, 13075644, 15254918, 16344555, 21792740, 22882377, 30509836, 32689110, 38137295, 45764754, 65378220, 76274590, 91529508, 114411885, 152549180, 228823770, 457647540]

約数ペア:

[(1, 457647540), (2, 228823770), (3, 152549180), (4, 114411885), (5, 91529508), (6, 76274590), (7, 65378220), (10, 45764754), (12, 38137295), (14, 32689110), (15, 30509836), (20, 22882377), (21, 21792740), (28, 16344555), (30, 15254918), (35, 13075644), (42, 10896370), (60, 7627459), (70, 6537822), (71, 6445740), (84, 5448185), (103, 4443180), (105, 4358548), (140, 3268911), (142, 3222870), (149, 3071460), (206, 2221590), (210, 2179274), (213, 2148580), (284, 1611435), (298, 1535730), (309, 1481060), (355, 1289148), (412, 1110795), (420, 1089637), (426, 1074290), (447, 1023820), (497, 920820), (515, 888636), (596, 767865), (618, 740530), (710, 644574), (721, 634740), (745, 614292), (852, 537145), (894, 511910), (994, 460410), (1030, 444318), (1043, 438780), (1065, 429716), (1236, 370265), (1420, 322287), (1442, 317370), (1490, 307146), (1491, 306940), (1545, 296212), (1788, 255955), (1988, 230205), (2060, 222159), (2086, 219390), (2130, 214858), (2163, 211580), (2235, 204764), (2485, 184164), (2884, 158685), (2980, 153573), (2982, 153470), (3090, 148106), (3129, 146260), (3605, 126948), (4172, 109695), (4260, 107429), (4326, 105790), (4470, 102382), (4970, 92082), (5215, 87756), (5964, 76735), (6180, 74053), (6258, 73130), (7210, 63474), (7313, 62580), (7455, 61388), (8652, 52895), (8940, 51191), (9940, 46041), (10430, 43878), (10579, 43260), (10815, 42316), (12516, 36565), (14420, 31737), (14626, 31290), (14910, 30694), (15347, 29820), (15645, 29252), (20860, 21939), (21158, 21630)]