205349580

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:131

約数の個数: 288

約数和(自身を含む): 704471040

約数和(自身を除く): 499121460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 31, 36, 45, 47, 54, 58, 60, 62, 81, 87, 90, 93, 94, 108, 116, 124, 135, 141, 145, 155, 162, 174, 180, 186, 188, 235, 243, 261, 270, 279, 282, 290, 310, 324, 348, 372, 405, 423, 435, 465, 470, 486, 522, 540, 558, 564, 580, 620, 705, 783, 810, 837, 846, 870, 899, 930, 940, 972, 1044, 1116, 1215, 1269, 1305, 1363, 1395, 1410, 1457, 1566, 1620, 1674, 1692, 1740, 1798, 1860, 2115, 2349, 2430, 2511, 2538, 2610, 2697, 2726, 2790, 2820, 2914, 3132, 3348, 3596, 3807, 3915, 4089, 4185, 4230, 4371, 4495, 4698, 4860, 5022, 5076, 5220, 5394, 5452, 5580, 5828, 6345, 6815, 7047, 7285, 7533, 7614, 7830, 8091, 8178, 8370, 8460, 8742, 8990, 9396, 10044, 10788, 11421, 11745, 12267, 12555, 12690, 13113, 13485, 13630, 14094, 14570, 15066, 15228, 15660, 16182, 16356, 16740, 17484, 17980, 19035, 20445, 21855, 22842, 23490, 24273, 24534, 25110, 25380, 26226, 26970, 27260, 28188, 29140, 30132, 32364, 35235, 36801, 37665, 38070, 39339, 40455, 40890, 42253, 43710, 45684, 46980, 48546, 49068, 50220, 52452, 53940, 57105, 61335, 65565, 70470, 72819, 73602, 75330, 76140, 78678, 80910, 81780, 84506, 87420, 97092, 110403, 114210, 118017, 121365, 122670, 126759, 131130, 140940, 145638, 147204, 150660, 157356, 161820, 169012, 184005, 196695, 211265, 218457, 220806, 228420, 236034, 242730, 245340, 253518, 262260, 291276, 331209, 354051, 364095, 368010, 380277, 393390, 422530, 436914, 441612, 472068, 485460, 507036, 552015, 590085, 633795, 662418, 708102, 728190, 736020, 760554, 786780, 845060, 873828, 1092285, 1104030, 1140831, 1180170, 1267590, 1324836, 1416204, 1456380, 1521108, 1656045, 1770255, 1901385, 2184570, 2208060, 2281662, 2360340, 2535180, 3312090, 3422493, 3540510, 3802770, 4369140, 4563324, 5704155, 6624180, 6844986, 7081020, 7605540, 10267479, 11408310, 13689972, 17112465, 20534958, 22816620, 34224930, 41069916, 51337395, 68449860, 102674790, 205349580]

約数ペア:

[(1, 205349580), (2, 102674790), (3, 68449860), (4, 51337395), (5, 41069916), (6, 34224930), (9, 22816620), (10, 20534958), (12, 17112465), (15, 13689972), (18, 11408310), (20, 10267479), (27, 7605540), (29, 7081020), (30, 6844986), (31, 6624180), (36, 5704155), (45, 4563324), (47, 4369140), (54, 3802770), (58, 3540510), (60, 3422493), (62, 3312090), (81, 2535180), (87, 2360340), (90, 2281662), (93, 2208060), (94, 2184570), (108, 1901385), (116, 1770255), (124, 1656045), (135, 1521108), (141, 1456380), (145, 1416204), (155, 1324836), (162, 1267590), (174, 1180170), (180, 1140831), (186, 1104030), (188, 1092285), (235, 873828), (243, 845060), (261, 786780), (270, 760554), (279, 736020), (282, 728190), (290, 708102), (310, 662418), (324, 633795), (348, 590085), (372, 552015), (405, 507036), (423, 485460), (435, 472068), (465, 441612), (470, 436914), (486, 422530), (522, 393390), (540, 380277), (558, 368010), (564, 364095), (580, 354051), (620, 331209), (705, 291276), (783, 262260), (810, 253518), (837, 245340), (846, 242730), (870, 236034), (899, 228420), (930, 220806), (940, 218457), (972, 211265), (1044, 196695), (1116, 184005), (1215, 169012), (1269, 161820), (1305, 157356), (1363, 150660), (1395, 147204), (1410, 145638), (1457, 140940), (1566, 131130), (1620, 126759), (1674, 122670), (1692, 121365), (1740, 118017), (1798, 114210), (1860, 110403), (2115, 97092), (2349, 87420), (2430, 84506), (2511, 81780), (2538, 80910), (2610, 78678), (2697, 76140), (2726, 75330), (2790, 73602), (2820, 72819), (2914, 70470), (3132, 65565), (3348, 61335), (3596, 57105), (3807, 53940), (3915, 52452), (4089, 50220), (4185, 49068), (4230, 48546), (4371, 46980), (4495, 45684), (4698, 43710), (4860, 42253), (5022, 40890), (5076, 40455), (5220, 39339), (5394, 38070), (5452, 37665), (5580, 36801), (5828, 35235), (6345, 32364), (6815, 30132), (7047, 29140), (7285, 28188), (7533, 27260), (7614, 26970), (7830, 26226), (8091, 25380), (8178, 25110), (8370, 24534), (8460, 24273), (8742, 23490), (8990, 22842), (9396, 21855), (10044, 20445), (10788, 19035), (11421, 17980), (11745, 17484), (12267, 16740), (12555, 16356), (12690, 16182), (13113, 15660), (13485, 15228), (13630, 15066), (14094, 14570)]