917758890

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{577}}^1$

素因数の和:773

約数の個数: 128

約数和(自身を含む): 2526923520

約数和(自身を除く): 1609164630

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 43, 45, 54, 86, 90, 129, 135, 137, 215, 258, 270, 274, 387, 411, 430, 577, 645, 685, 774, 822, 1154, 1161, 1233, 1290, 1370, 1731, 1935, 2055, 2322, 2466, 2885, 3462, 3699, 3870, 4110, 5193, 5770, 5805, 5891, 6165, 7398, 8655, 10386, 11610, 11782, 12330, 15579, 17310, 17673, 18495, 24811, 25965, 29455, 31158, 35346, 36990, 49622, 51930, 53019, 58910, 74433, 77895, 79049, 88365, 106038, 124055, 148866, 155790, 158098, 159057, 176730, 223299, 237147, 248110, 265095, 318114, 372165, 395245, 446598, 474294, 530190, 669897, 711441, 744330, 790490, 795285, 1116495, 1185735, 1339794, 1422882, 1590570, 2134323, 2232990, 2371470, 3349485, 3399107, 3557205, 4268646, 6698970, 6798214, 7114410, 10197321, 10671615, 16995535, 20394642, 21343230, 30591963, 33991070, 50986605, 61183926, 91775889, 101973210, 152959815, 183551778, 305919630, 458879445, 917758890]

約数ペア:

[(1, 917758890), (2, 458879445), (3, 305919630), (5, 183551778), (6, 152959815), (9, 101973210), (10, 91775889), (15, 61183926), (18, 50986605), (27, 33991070), (30, 30591963), (43, 21343230), (45, 20394642), (54, 16995535), (86, 10671615), (90, 10197321), (129, 7114410), (135, 6798214), (137, 6698970), (215, 4268646), (258, 3557205), (270, 3399107), (274, 3349485), (387, 2371470), (411, 2232990), (430, 2134323), (577, 1590570), (645, 1422882), (685, 1339794), (774, 1185735), (822, 1116495), (1154, 795285), (1161, 790490), (1233, 744330), (1290, 711441), (1370, 669897), (1731, 530190), (1935, 474294), (2055, 446598), (2322, 395245), (2466, 372165), (2885, 318114), (3462, 265095), (3699, 248110), (3870, 237147), (4110, 223299), (5193, 176730), (5770, 159057), (5805, 158098), (5891, 155790), (6165, 148866), (7398, 124055), (8655, 106038), (10386, 88365), (11610, 79049), (11782, 77895), (12330, 74433), (15579, 58910), (17310, 53019), (17673, 51930), (18495, 49622), (24811, 36990), (25965, 35346), (29455, 31158)]