71531040

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1$

素因数の和:435

約数の個数: 192

約数和(自身を含む): 262483200

約数和(自身を除く): 190952160

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, 61, 70, 80, 84, 96, 105, 112, 120, 122, 140, 160, 168, 183, 210, 224, 240, 244, 280, 305, 336, 349, 366, 420, 427, 480, 488, 560, 610, 672, 698, 732, 840, 854, 915, 976, 1047, 1120, 1220, 1281, 1396, 1464, 1680, 1708, 1745, 1830, 1952, 2094, 2135, 2440, 2443, 2562, 2792, 2928, 3360, 3416, 3490, 3660, 4188, 4270, 4880, 4886, 5124, 5235, 5584, 5856, 6405, 6832, 6980, 7320, 7329, 8376, 8540, 9760, 9772, 10248, 10470, 11168, 12215, 12810, 13664, 13960, 14640, 14658, 16752, 17080, 19544, 20496, 20940, 21289, 24430, 25620, 27920, 29280, 29316, 33504, 34160, 36645, 39088, 40992, 41880, 42578, 48860, 51240, 55840, 58632, 63867, 68320, 73290, 78176, 83760, 85156, 97720, 102480, 106445, 117264, 127734, 146580, 149023, 167520, 170312, 195440, 204960, 212890, 234528, 255468, 293160, 298046, 319335, 340624, 390880, 425780, 447069, 510936, 586320, 596092, 638670, 681248, 745115, 851560, 894138, 1021872, 1172640, 1192184, 1277340, 1490230, 1703120, 1788276, 2043744, 2235345, 2384368, 2554680, 2980460, 3406240, 3576552, 4470690, 4768736, 5109360, 5960920, 7153104, 8941380, 10218720, 11921840, 14306208, 17882760, 23843680, 35765520, 71531040]

約数ペア:

[(1, 71531040), (2, 35765520), (3, 23843680), (4, 17882760), (5, 14306208), (6, 11921840), (7, 10218720), (8, 8941380), (10, 7153104), (12, 5960920), (14, 5109360), (15, 4768736), (16, 4470690), (20, 3576552), (21, 3406240), (24, 2980460), (28, 2554680), (30, 2384368), (32, 2235345), (35, 2043744), (40, 1788276), (42, 1703120), (48, 1490230), (56, 1277340), (60, 1192184), (61, 1172640), (70, 1021872), (80, 894138), (84, 851560), (96, 745115), (105, 681248), (112, 638670), (120, 596092), (122, 586320), (140, 510936), (160, 447069), (168, 425780), (183, 390880), (210, 340624), (224, 319335), (240, 298046), (244, 293160), (280, 255468), (305, 234528), (336, 212890), (349, 204960), (366, 195440), (420, 170312), (427, 167520), (480, 149023), (488, 146580), (560, 127734), (610, 117264), (672, 106445), (698, 102480), (732, 97720), (840, 85156), (854, 83760), (915, 78176), (976, 73290), (1047, 68320), (1120, 63867), (1220, 58632), (1281, 55840), (1396, 51240), (1464, 48860), (1680, 42578), (1708, 41880), (1745, 40992), (1830, 39088), (1952, 36645), (2094, 34160), (2135, 33504), (2440, 29316), (2443, 29280), (2562, 27920), (2792, 25620), (2928, 24430), (3360, 21289), (3416, 20940), (3490, 20496), (3660, 19544), (4188, 17080), (4270, 16752), (4880, 14658), (4886, 14640), (5124, 13960), (5235, 13664), (5584, 12810), (5856, 12215), (6405, 11168), (6832, 10470), (6980, 10248), (7320, 9772), (7329, 9760), (8376, 8540)]