55401720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^2$

素因数の和:138

約数の個数: 192

約数和(自身を含む): 195004800

約数和(自身を除く): 139603080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 22, 24, 30, 33, 38, 40, 44, 47, 55, 57, 60, 66, 76, 88, 94, 95, 110, 114, 120, 132, 141, 152, 165, 188, 190, 209, 220, 228, 235, 264, 282, 285, 330, 376, 380, 418, 440, 456, 470, 517, 564, 570, 627, 660, 705, 760, 836, 893, 940, 1034, 1045, 1128, 1140, 1254, 1320, 1410, 1551, 1672, 1786, 1880, 2068, 2090, 2209, 2280, 2508, 2585, 2679, 2820, 3102, 3135, 3572, 4136, 4180, 4418, 4465, 5016, 5170, 5358, 5640, 6204, 6270, 6627, 7144, 7755, 8360, 8836, 8930, 9823, 10340, 10716, 11045, 12408, 12540, 13254, 13395, 15510, 17672, 17860, 19646, 20680, 21432, 22090, 24299, 25080, 26508, 26790, 29469, 31020, 33135, 35720, 39292, 41971, 44180, 48598, 49115, 53016, 53580, 58938, 62040, 66270, 72897, 78584, 83942, 88360, 97196, 98230, 107160, 117876, 121495, 125913, 132540, 145794, 147345, 167884, 194392, 196460, 209855, 235752, 242990, 251826, 265080, 291588, 294690, 335768, 364485, 392920, 419710, 461681, 485980, 503652, 583176, 589380, 629565, 728970, 839420, 923362, 971960, 1007304, 1178760, 1259130, 1385043, 1457940, 1678840, 1846724, 2308405, 2518260, 2770086, 2915880, 3693448, 4616810, 5036520, 5540172, 6925215, 9233620, 11080344, 13850430, 18467240, 27700860, 55401720]

約数ペア:

[(1, 55401720), (2, 27700860), (3, 18467240), (4, 13850430), (5, 11080344), (6, 9233620), (8, 6925215), (10, 5540172), (11, 5036520), (12, 4616810), (15, 3693448), (19, 2915880), (20, 2770086), (22, 2518260), (24, 2308405), (30, 1846724), (33, 1678840), (38, 1457940), (40, 1385043), (44, 1259130), (47, 1178760), (55, 1007304), (57, 971960), (60, 923362), (66, 839420), (76, 728970), (88, 629565), (94, 589380), (95, 583176), (110, 503652), (114, 485980), (120, 461681), (132, 419710), (141, 392920), (152, 364485), (165, 335768), (188, 294690), (190, 291588), (209, 265080), (220, 251826), (228, 242990), (235, 235752), (264, 209855), (282, 196460), (285, 194392), (330, 167884), (376, 147345), (380, 145794), (418, 132540), (440, 125913), (456, 121495), (470, 117876), (517, 107160), (564, 98230), (570, 97196), (627, 88360), (660, 83942), (705, 78584), (760, 72897), (836, 66270), (893, 62040), (940, 58938), (1034, 53580), (1045, 53016), (1128, 49115), (1140, 48598), (1254, 44180), (1320, 41971), (1410, 39292), (1551, 35720), (1672, 33135), (1786, 31020), (1880, 29469), (2068, 26790), (2090, 26508), (2209, 25080), (2280, 24299), (2508, 22090), (2585, 21432), (2679, 20680), (2820, 19646), (3102, 17860), (3135, 17672), (3572, 15510), (4136, 13395), (4180, 13254), (4418, 12540), (4465, 12408), (5016, 11045), (5170, 10716), (5358, 10340), (5640, 9823), (6204, 8930), (6270, 8836), (6627, 8360), (7144, 7755)]