289735320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{2633}}^1$

素因数の和:2785

約数の個数: 128

約数和(自身を含む): 1001341440

約数和(自身を除く): 711606120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 131, 140, 168, 210, 262, 280, 393, 420, 524, 655, 786, 840, 917, 1048, 1310, 1572, 1834, 1965, 2620, 2633, 2751, 3144, 3668, 3930, 4585, 5240, 5266, 5502, 7336, 7860, 7899, 9170, 10532, 11004, 13165, 13755, 15720, 15798, 18340, 18431, 21064, 22008, 26330, 27510, 31596, 36680, 36862, 39495, 52660, 55020, 55293, 63192, 73724, 78990, 92155, 105320, 110040, 110586, 147448, 157980, 184310, 221172, 276465, 315960, 344923, 368620, 442344, 552930, 689846, 737240, 1034769, 1105860, 1379692, 1724615, 2069538, 2211720, 2414461, 2759384, 3449230, 4139076, 4828922, 5173845, 6898460, 7243383, 8278152, 9657844, 10347690, 12072305, 13796920, 14486766, 19315688, 20695380, 24144610, 28973532, 36216915, 41390760, 48289220, 57947064, 72433830, 96578440, 144867660, 289735320]

約数ペア:

[(1, 289735320), (2, 144867660), (3, 96578440), (4, 72433830), (5, 57947064), (6, 48289220), (7, 41390760), (8, 36216915), (10, 28973532), (12, 24144610), (14, 20695380), (15, 19315688), (20, 14486766), (21, 13796920), (24, 12072305), (28, 10347690), (30, 9657844), (35, 8278152), (40, 7243383), (42, 6898460), (56, 5173845), (60, 4828922), (70, 4139076), (84, 3449230), (105, 2759384), (120, 2414461), (131, 2211720), (140, 2069538), (168, 1724615), (210, 1379692), (262, 1105860), (280, 1034769), (393, 737240), (420, 689846), (524, 552930), (655, 442344), (786, 368620), (840, 344923), (917, 315960), (1048, 276465), (1310, 221172), (1572, 184310), (1834, 157980), (1965, 147448), (2620, 110586), (2633, 110040), (2751, 105320), (3144, 92155), (3668, 78990), (3930, 73724), (4585, 63192), (5240, 55293), (5266, 55020), (5502, 52660), (7336, 39495), (7860, 36862), (7899, 36680), (9170, 31596), (10532, 27510), (11004, 26330), (13165, 22008), (13755, 21064), (15720, 18431), (15798, 18340)]