217103880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:324

約数の個数: 256

約数和(自身を含む): 799948800

約数和(自身を除く): 582844920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 61, 70, 76, 84, 95, 105, 114, 120, 122, 133, 140, 152, 168, 183, 190, 210, 223, 228, 244, 266, 280, 285, 305, 366, 380, 399, 420, 427, 446, 456, 488, 532, 570, 610, 665, 669, 732, 760, 798, 840, 854, 892, 915, 1064, 1115, 1140, 1159, 1220, 1281, 1330, 1338, 1464, 1561, 1596, 1708, 1784, 1830, 1995, 2135, 2230, 2280, 2318, 2440, 2562, 2660, 2676, 3122, 3192, 3345, 3416, 3477, 3660, 3990, 4237, 4270, 4460, 4636, 4683, 5124, 5320, 5352, 5795, 6244, 6405, 6690, 6954, 7320, 7805, 7980, 8113, 8474, 8540, 8920, 9272, 9366, 10248, 11590, 12488, 12711, 12810, 13380, 13603, 13908, 15610, 15960, 16226, 16948, 17080, 17385, 18732, 21185, 23180, 23415, 24339, 25422, 25620, 26760, 27206, 27816, 29659, 31220, 32452, 33896, 34770, 37464, 40565, 40809, 42370, 46360, 46830, 48678, 50844, 51240, 54412, 59318, 62440, 63555, 64904, 68015, 69540, 81130, 81618, 84740, 88977, 93660, 95221, 97356, 101688, 108824, 118636, 121695, 127110, 136030, 139080, 148295, 162260, 163236, 169480, 177954, 187320, 190442, 194712, 204045, 237272, 243390, 254220, 258457, 272060, 285663, 296590, 324520, 326472, 355908, 380884, 408090, 444885, 476105, 486780, 508440, 516914, 544120, 571326, 593180, 711816, 761768, 775371, 816180, 889770, 952210, 973560, 1033828, 1142652, 1186360, 1292285, 1428315, 1550742, 1632360, 1779540, 1809199, 1904420, 2067656, 2285304, 2584570, 2856630, 3101484, 3559080, 3618398, 3808840, 3876855, 5169140, 5427597, 5713260, 6202968, 7236796, 7753710, 9045995, 10338280, 10855194, 11426520, 14473592, 15507420, 18091990, 21710388, 27137985, 31014840, 36183980, 43420776, 54275970, 72367960, 108551940, 217103880]

約数ペア:

[(1, 217103880), (2, 108551940), (3, 72367960), (4, 54275970), (5, 43420776), (6, 36183980), (7, 31014840), (8, 27137985), (10, 21710388), (12, 18091990), (14, 15507420), (15, 14473592), (19, 11426520), (20, 10855194), (21, 10338280), (24, 9045995), (28, 7753710), (30, 7236796), (35, 6202968), (38, 5713260), (40, 5427597), (42, 5169140), (56, 3876855), (57, 3808840), (60, 3618398), (61, 3559080), (70, 3101484), (76, 2856630), (84, 2584570), (95, 2285304), (105, 2067656), (114, 1904420), (120, 1809199), (122, 1779540), (133, 1632360), (140, 1550742), (152, 1428315), (168, 1292285), (183, 1186360), (190, 1142652), (210, 1033828), (223, 973560), (228, 952210), (244, 889770), (266, 816180), (280, 775371), (285, 761768), (305, 711816), (366, 593180), (380, 571326), (399, 544120), (420, 516914), (427, 508440), (446, 486780), (456, 476105), (488, 444885), (532, 408090), (570, 380884), (610, 355908), (665, 326472), (669, 324520), (732, 296590), (760, 285663), (798, 272060), (840, 258457), (854, 254220), (892, 243390), (915, 237272), (1064, 204045), (1115, 194712), (1140, 190442), (1159, 187320), (1220, 177954), (1281, 169480), (1330, 163236), (1338, 162260), (1464, 148295), (1561, 139080), (1596, 136030), (1708, 127110), (1784, 121695), (1830, 118636), (1995, 108824), (2135, 101688), (2230, 97356), (2280, 95221), (2318, 93660), (2440, 88977), (2562, 84740), (2660, 81618), (2676, 81130), (3122, 69540), (3192, 68015), (3345, 64904), (3416, 63555), (3477, 62440), (3660, 59318), (3990, 54412), (4237, 51240), (4270, 50844), (4460, 48678), (4636, 46830), (4683, 46360), (5124, 42370), (5320, 40809), (5352, 40565), (5795, 37464), (6244, 34770), (6405, 33896), (6690, 32452), (6954, 31220), (7320, 29659), (7805, 27816), (7980, 27206), (8113, 26760), (8474, 25620), (8540, 25422), (8920, 24339), (9272, 23415), (9366, 23180), (10248, 21185), (11590, 18732), (12488, 17385), (12711, 17080), (12810, 16948), (13380, 16226), (13603, 15960), (13908, 15610)]