728823888

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1$

素因数の和:738

約数の個数: 240

約数和(自身を含む): 2390402560

約数和(自身を除く): 1661578672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 31, 36, 38, 39, 48, 52, 57, 62, 72, 76, 78, 93, 104, 114, 117, 124, 144, 152, 156, 171, 186, 208, 228, 234, 247, 248, 279, 304, 312, 342, 372, 403, 456, 468, 494, 496, 558, 589, 624, 661, 684, 741, 744, 806, 912, 936, 988, 1116, 1178, 1209, 1322, 1368, 1482, 1488, 1612, 1767, 1872, 1976, 1983, 2223, 2232, 2356, 2418, 2644, 2736, 2964, 3224, 3534, 3627, 3952, 3966, 4446, 4464, 4712, 4836, 5288, 5301, 5928, 5949, 6448, 7068, 7254, 7657, 7932, 8593, 8892, 9424, 9672, 10576, 10602, 11856, 11898, 12559, 14136, 14508, 15314, 15864, 17186, 17784, 19344, 20491, 21204, 22971, 23796, 25118, 25779, 28272, 29016, 30628, 31728, 34372, 35568, 37677, 40982, 42408, 45942, 47592, 50236, 51558, 58032, 61256, 61473, 68744, 68913, 75354, 77337, 81964, 84816, 91884, 95184, 100472, 103116, 113031, 122512, 122946, 137488, 137826, 150708, 154674, 163267, 163928, 183768, 184419, 200944, 206232, 226062, 245892, 266383, 275652, 301416, 309348, 326534, 327856, 367536, 368838, 389329, 412464, 452124, 489801, 491784, 532766, 551304, 602832, 618696, 653068, 737676, 778658, 799149, 904248, 979602, 983568, 1065532, 1102608, 1167987, 1237392, 1306136, 1469403, 1475352, 1557316, 1598298, 1808496, 1959204, 2131064, 2335974, 2397447, 2612272, 2938806, 2950704, 3114632, 3196596, 3503961, 3918408, 4262128, 4671948, 4794894, 5061277, 5877612, 6229264, 6393192, 7007922, 7836816, 9343896, 9589788, 10122554, 11755224, 12786384, 14015844, 15183831, 18687792, 19179576, 20245108, 23510448, 28031688, 30367662, 38359152, 40490216, 45551493, 56063376, 60735324, 80980432, 91102986, 121470648, 182205972, 242941296, 364411944, 728823888]

約数ペア:

[(1, 728823888), (2, 364411944), (3, 242941296), (4, 182205972), (6, 121470648), (8, 91102986), (9, 80980432), (12, 60735324), (13, 56063376), (16, 45551493), (18, 40490216), (19, 38359152), (24, 30367662), (26, 28031688), (31, 23510448), (36, 20245108), (38, 19179576), (39, 18687792), (48, 15183831), (52, 14015844), (57, 12786384), (62, 11755224), (72, 10122554), (76, 9589788), (78, 9343896), (93, 7836816), (104, 7007922), (114, 6393192), (117, 6229264), (124, 5877612), (144, 5061277), (152, 4794894), (156, 4671948), (171, 4262128), (186, 3918408), (208, 3503961), (228, 3196596), (234, 3114632), (247, 2950704), (248, 2938806), (279, 2612272), (304, 2397447), (312, 2335974), (342, 2131064), (372, 1959204), (403, 1808496), (456, 1598298), (468, 1557316), (494, 1475352), (496, 1469403), (558, 1306136), (589, 1237392), (624, 1167987), (661, 1102608), (684, 1065532), (741, 983568), (744, 979602), (806, 904248), (912, 799149), (936, 778658), (988, 737676), (1116, 653068), (1178, 618696), (1209, 602832), (1322, 551304), (1368, 532766), (1482, 491784), (1488, 489801), (1612, 452124), (1767, 412464), (1872, 389329), (1976, 368838), (1983, 367536), (2223, 327856), (2232, 326534), (2356, 309348), (2418, 301416), (2644, 275652), (2736, 266383), (2964, 245892), (3224, 226062), (3534, 206232), (3627, 200944), (3952, 184419), (3966, 183768), (4446, 163928), (4464, 163267), (4712, 154674), (4836, 150708), (5288, 137826), (5301, 137488), (5928, 122946), (5949, 122512), (6448, 113031), (7068, 103116), (7254, 100472), (7657, 95184), (7932, 91884), (8593, 84816), (8892, 81964), (9424, 77337), (9672, 75354), (10576, 68913), (10602, 68744), (11856, 61473), (11898, 61256), (12559, 58032), (14136, 51558), (14508, 50236), (15314, 47592), (15864, 45942), (17186, 42408), (17784, 40982), (19344, 37677), (20491, 35568), (21204, 34372), (22971, 31728), (23796, 30628), (25118, 29016), (25779, 28272)]