73121880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2467}}^1$

素因数の和:2513

約数の個数: 128

約数和(自身を含む): 248774400

約数和(自身を除く): 175652520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 95, 104, 114, 120, 130, 152, 156, 190, 195, 228, 247, 260, 285, 312, 380, 390, 456, 494, 520, 570, 741, 760, 780, 988, 1140, 1235, 1482, 1560, 1976, 2280, 2467, 2470, 2964, 3705, 4934, 4940, 5928, 7401, 7410, 9868, 9880, 12335, 14802, 14820, 19736, 24670, 29604, 29640, 32071, 37005, 46873, 49340, 59208, 64142, 74010, 93746, 96213, 98680, 128284, 140619, 148020, 160355, 187492, 192426, 234365, 256568, 281238, 296040, 320710, 374984, 384852, 468730, 481065, 562476, 609349, 641420, 703095, 769704, 937460, 962130, 1124952, 1218698, 1282840, 1406190, 1828047, 1874920, 1924260, 2437396, 2812380, 3046745, 3656094, 3848520, 4874792, 5624760, 6093490, 7312188, 9140235, 12186980, 14624376, 18280470, 24373960, 36560940, 73121880]

約数ペア:

[(1, 73121880), (2, 36560940), (3, 24373960), (4, 18280470), (5, 14624376), (6, 12186980), (8, 9140235), (10, 7312188), (12, 6093490), (13, 5624760), (15, 4874792), (19, 3848520), (20, 3656094), (24, 3046745), (26, 2812380), (30, 2437396), (38, 1924260), (39, 1874920), (40, 1828047), (52, 1406190), (57, 1282840), (60, 1218698), (65, 1124952), (76, 962130), (78, 937460), (95, 769704), (104, 703095), (114, 641420), (120, 609349), (130, 562476), (152, 481065), (156, 468730), (190, 384852), (195, 374984), (228, 320710), (247, 296040), (260, 281238), (285, 256568), (312, 234365), (380, 192426), (390, 187492), (456, 160355), (494, 148020), (520, 140619), (570, 128284), (741, 98680), (760, 96213), (780, 93746), (988, 74010), (1140, 64142), (1235, 59208), (1482, 49340), (1560, 46873), (1976, 37005), (2280, 32071), (2467, 29640), (2470, 29604), (2964, 24670), (3705, 19736), (4934, 14820), (4940, 14802), (5928, 12335), (7401, 9880), (7410, 9868)]