2009173860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^2\times {\mathrm{163}}^1$

素因数の和:303

約数の個数: 216

約数和(自身を含む): 6467225856

約数和(自身を除く): 4458051996

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 47, 60, 62, 90, 93, 94, 124, 141, 155, 163, 180, 186, 188, 235, 279, 282, 310, 326, 372, 423, 465, 470, 489, 558, 564, 620, 652, 705, 815, 846, 930, 940, 978, 1116, 1395, 1410, 1457, 1467, 1630, 1692, 1860, 1956, 2115, 2209, 2445, 2790, 2820, 2914, 2934, 3260, 4230, 4371, 4418, 4890, 5053, 5580, 5828, 5868, 6627, 7285, 7335, 7661, 8460, 8742, 8836, 9780, 10106, 11045, 13113, 13254, 14570, 14670, 15159, 15322, 17484, 19881, 20212, 21855, 22090, 22983, 25265, 26226, 26508, 29140, 29340, 30318, 30644, 33135, 38305, 39762, 43710, 44180, 45477, 45966, 50530, 52452, 60636, 65565, 66270, 68479, 68949, 75795, 76610, 79524, 87420, 90954, 91932, 99405, 101060, 114915, 131130, 132540, 136958, 137898, 151590, 153220, 181908, 198810, 205437, 227385, 229830, 237491, 262260, 273916, 275796, 303180, 342395, 344745, 360067, 397620, 410874, 454770, 459660, 474982, 616311, 684790, 689490, 712473, 720134, 821748, 909540, 949964, 1027185, 1080201, 1187455, 1232622, 1369580, 1378980, 1424946, 1440268, 1800335, 2054370, 2137419, 2160402, 2374910, 2465244, 2849892, 3081555, 3240603, 3562365, 3600670, 4108740, 4274838, 4320804, 4749820, 5401005, 6163110, 6481206, 7124730, 7201340, 8549676, 10687095, 10802010, 11162077, 12326220, 12962412, 14249460, 16203015, 21374190, 21604020, 22324154, 32406030, 33486231, 42748380, 44648308, 55810385, 64812060, 66972462, 100458693, 111620770, 133944924, 167431155, 200917386, 223241540, 334862310, 401834772, 502293465, 669724620, 1004586930, 2009173860]

約数ペア:

[(1, 2009173860), (2, 1004586930), (3, 669724620), (4, 502293465), (5, 401834772), (6, 334862310), (9, 223241540), (10, 200917386), (12, 167431155), (15, 133944924), (18, 111620770), (20, 100458693), (30, 66972462), (31, 64812060), (36, 55810385), (45, 44648308), (47, 42748380), (60, 33486231), (62, 32406030), (90, 22324154), (93, 21604020), (94, 21374190), (124, 16203015), (141, 14249460), (155, 12962412), (163, 12326220), (180, 11162077), (186, 10802010), (188, 10687095), (235, 8549676), (279, 7201340), (282, 7124730), (310, 6481206), (326, 6163110), (372, 5401005), (423, 4749820), (465, 4320804), (470, 4274838), (489, 4108740), (558, 3600670), (564, 3562365), (620, 3240603), (652, 3081555), (705, 2849892), (815, 2465244), (846, 2374910), (930, 2160402), (940, 2137419), (978, 2054370), (1116, 1800335), (1395, 1440268), (1410, 1424946), (1457, 1378980), (1467, 1369580), (1630, 1232622), (1692, 1187455), (1860, 1080201), (1956, 1027185), (2115, 949964), (2209, 909540), (2445, 821748), (2790, 720134), (2820, 712473), (2914, 689490), (2934, 684790), (3260, 616311), (4230, 474982), (4371, 459660), (4418, 454770), (4890, 410874), (5053, 397620), (5580, 360067), (5828, 344745), (5868, 342395), (6627, 303180), (7285, 275796), (7335, 273916), (7661, 262260), (8460, 237491), (8742, 229830), (8836, 227385), (9780, 205437), (10106, 198810), (11045, 181908), (13113, 153220), (13254, 151590), (14570, 137898), (14670, 136958), (15159, 132540), (15322, 131130), (17484, 114915), (19881, 101060), (20212, 99405), (21855, 91932), (22090, 90954), (22983, 87420), (25265, 79524), (26226, 76610), (26508, 75795), (29140, 68949), (29340, 68479), (30318, 66270), (30644, 65565), (33135, 60636), (38305, 52452), (39762, 50530), (43710, 45966), (44180, 45477)]