1656961800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{2689}}^1$

素因数の和:2800

約数の個数: 192

約数和(自身を含む): 5603808000

約数和(自身を除く): 3946846200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 79, 100, 104, 120, 130, 150, 156, 158, 195, 200, 237, 260, 300, 312, 316, 325, 390, 395, 474, 520, 600, 632, 650, 780, 790, 948, 975, 1027, 1185, 1300, 1560, 1580, 1896, 1950, 1975, 2054, 2370, 2600, 2689, 3081, 3160, 3900, 3950, 4108, 4740, 5135, 5378, 5925, 6162, 7800, 7900, 8067, 8216, 9480, 10270, 10756, 11850, 12324, 13445, 15405, 15800, 16134, 20540, 21512, 23700, 24648, 25675, 26890, 30810, 32268, 34957, 40335, 41080, 47400, 51350, 53780, 61620, 64536, 67225, 69914, 77025, 80670, 102700, 104871, 107560, 123240, 134450, 139828, 154050, 161340, 174785, 201675, 205400, 209742, 212431, 268900, 279656, 308100, 322680, 349570, 403350, 419484, 424862, 524355, 537800, 616200, 637293, 699140, 806700, 838968, 849724, 873925, 1048710, 1062155, 1274586, 1398280, 1613400, 1699448, 1747850, 2097420, 2124310, 2549172, 2621775, 2761603, 3186465, 3495700, 4194840, 4248620, 5098344, 5243550, 5310775, 5523206, 6372930, 6991400, 8284809, 8497240, 10487100, 10621550, 11046412, 12745860, 13808015, 15932325, 16569618, 20974200, 21243100, 22092824, 25491720, 27616030, 31864650, 33139236, 41424045, 42486200, 55232060, 63729300, 66278472, 69040075, 82848090, 110464120, 127458600, 138080150, 165696180, 207120225, 276160300, 331392360, 414240450, 552320600, 828480900, 1656961800]

約数ペア:

[(1, 1656961800), (2, 828480900), (3, 552320600), (4, 414240450), (5, 331392360), (6, 276160300), (8, 207120225), (10, 165696180), (12, 138080150), (13, 127458600), (15, 110464120), (20, 82848090), (24, 69040075), (25, 66278472), (26, 63729300), (30, 55232060), (39, 42486200), (40, 41424045), (50, 33139236), (52, 31864650), (60, 27616030), (65, 25491720), (75, 22092824), (78, 21243100), (79, 20974200), (100, 16569618), (104, 15932325), (120, 13808015), (130, 12745860), (150, 11046412), (156, 10621550), (158, 10487100), (195, 8497240), (200, 8284809), (237, 6991400), (260, 6372930), (300, 5523206), (312, 5310775), (316, 5243550), (325, 5098344), (390, 4248620), (395, 4194840), (474, 3495700), (520, 3186465), (600, 2761603), (632, 2621775), (650, 2549172), (780, 2124310), (790, 2097420), (948, 1747850), (975, 1699448), (1027, 1613400), (1185, 1398280), (1300, 1274586), (1560, 1062155), (1580, 1048710), (1896, 873925), (1950, 849724), (1975, 838968), (2054, 806700), (2370, 699140), (2600, 637293), (2689, 616200), (3081, 537800), (3160, 524355), (3900, 424862), (3950, 419484), (4108, 403350), (4740, 349570), (5135, 322680), (5378, 308100), (5925, 279656), (6162, 268900), (7800, 212431), (7900, 209742), (8067, 205400), (8216, 201675), (9480, 174785), (10270, 161340), (10756, 154050), (11850, 139828), (12324, 134450), (13445, 123240), (15405, 107560), (15800, 104871), (16134, 102700), (20540, 80670), (21512, 77025), (23700, 69914), (24648, 67225), (25675, 64536), (26890, 61620), (30810, 53780), (32268, 51350), (34957, 47400), (40335, 41080)]