20126477280

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{460771}}^1$

素因数の和:460809

約数の個数: 192

約数和(自身を含む): 78028973568

約数和(自身を除く): 57902496288

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 130, 140, 156, 160, 168, 182, 195, 208, 210, 224, 240, 260, 273, 280, 312, 336, 364, 390, 416, 420, 455, 480, 520, 546, 560, 624, 672, 728, 780, 840, 910, 1040, 1092, 1120, 1248, 1365, 1456, 1560, 1680, 1820, 2080, 2184, 2730, 2912, 3120, 3360, 3640, 4368, 5460, 6240, 7280, 8736, 10920, 14560, 21840, 43680, 460771, 921542, 1382313, 1843084, 2303855, 2764626, 3225397, 3686168, 4607710, 5529252, 5990023, 6450794, 6911565, 7372336, 9215420, 9676191, 11058504, 11980046, 12901588, 13823130, 14744672, 16126985, 17970069, 18430840, 19352382, 22117008, 23960092, 25803176, 27646260, 29950115, 32253970, 35940138, 36861680, 38704764, 41930161, 44234016, 47920184, 48380955, 51606352, 55292520, 59900230, 64507940, 71880276, 73723360, 77409528, 83860322, 89850345, 95840368, 96761910, 103212704, 110585040, 119800460, 125790483, 129015880, 143760552, 154819056, 167720644, 179700690, 191680736, 193523820, 209650805, 221170080, 239600920, 251580966, 258031760, 287521104, 309638112, 335441288, 359401380, 387047640, 419301610, 479201840, 503161932, 516063520, 575042208, 628952415, 670882576, 718802760, 774095280, 838603220, 958403680, 1006323864, 1257904830, 1341765152, 1437605520, 1548190560, 1677206440, 2012647728, 2515809660, 2875211040, 3354412880, 4025295456, 5031619320, 6708825760, 10063238640, 20126477280]

約数ペア:

[(1, 20126477280), (2, 10063238640), (3, 6708825760), (4, 5031619320), (5, 4025295456), (6, 3354412880), (7, 2875211040), (8, 2515809660), (10, 2012647728), (12, 1677206440), (13, 1548190560), (14, 1437605520), (15, 1341765152), (16, 1257904830), (20, 1006323864), (21, 958403680), (24, 838603220), (26, 774095280), (28, 718802760), (30, 670882576), (32, 628952415), (35, 575042208), (39, 516063520), (40, 503161932), (42, 479201840), (48, 419301610), (52, 387047640), (56, 359401380), (60, 335441288), (65, 309638112), (70, 287521104), (78, 258031760), (80, 251580966), (84, 239600920), (91, 221170080), (96, 209650805), (104, 193523820), (105, 191680736), (112, 179700690), (120, 167720644), (130, 154819056), (140, 143760552), (156, 129015880), (160, 125790483), (168, 119800460), (182, 110585040), (195, 103212704), (208, 96761910), (210, 95840368), (224, 89850345), (240, 83860322), (260, 77409528), (273, 73723360), (280, 71880276), (312, 64507940), (336, 59900230), (364, 55292520), (390, 51606352), (416, 48380955), (420, 47920184), (455, 44234016), (480, 41930161), (520, 38704764), (546, 36861680), (560, 35940138), (624, 32253970), (672, 29950115), (728, 27646260), (780, 25803176), (840, 23960092), (910, 22117008), (1040, 19352382), (1092, 18430840), (1120, 17970069), (1248, 16126985), (1365, 14744672), (1456, 13823130), (1560, 12901588), (1680, 11980046), (1820, 11058504), (2080, 9676191), (2184, 9215420), (2730, 7372336), (2912, 6911565), (3120, 6450794), (3360, 5990023), (3640, 5529252), (4368, 4607710), (5460, 3686168), (6240, 3225397), (7280, 2764626), (8736, 2303855), (10920, 1843084), (14560, 1382313), (21840, 921542), (43680, 460771)]