221615520

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{65957}}^1$

素因数の和:65982

約数の個数: 96

約数和(自身を含む): 797827968

約数和(自身を除く): 576212448

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 65957, 131914, 197871, 263828, 329785, 395742, 461699, 527656, 659570, 791484, 923398, 989355, 1055312, 1319140, 1385097, 1582968, 1846796, 1978710, 2110624, 2308495, 2638280, 2770194, 3165936, 3693592, 3957420, 4616990, 5276560, 5540388, 6331872, 6925485, 7387184, 7914840, 9233980, 10553120, 11080776, 13850970, 14774368, 15829680, 18467960, 22161552, 27701940, 31659360, 36935920, 44323104, 55403880, 73871840, 110807760, 221615520]

約数ペア:

[(1, 221615520), (2, 110807760), (3, 73871840), (4, 55403880), (5, 44323104), (6, 36935920), (7, 31659360), (8, 27701940), (10, 22161552), (12, 18467960), (14, 15829680), (15, 14774368), (16, 13850970), (20, 11080776), (21, 10553120), (24, 9233980), (28, 7914840), (30, 7387184), (32, 6925485), (35, 6331872), (40, 5540388), (42, 5276560), (48, 4616990), (56, 3957420), (60, 3693592), (70, 3165936), (80, 2770194), (84, 2638280), (96, 2308495), (105, 2110624), (112, 1978710), (120, 1846796), (140, 1582968), (160, 1385097), (168, 1319140), (210, 1055312), (224, 989355), (240, 923398), (280, 791484), (336, 659570), (420, 527656), (480, 461699), (560, 395742), (672, 329785), (840, 263828), (1120, 197871), (1680, 131914), (3360, 65957)]