209663100

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:170

約数の個数: 288

約数和(自身を含む): 731897600

約数和(自身を除く): 522234500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 27, 30, 36, 38, 45, 50, 54, 57, 60, 61, 67, 75, 76, 90, 95, 100, 108, 114, 122, 134, 135, 150, 171, 180, 183, 190, 201, 225, 228, 244, 268, 270, 285, 300, 305, 335, 342, 366, 380, 402, 450, 475, 513, 540, 549, 570, 603, 610, 670, 675, 684, 732, 804, 855, 900, 915, 950, 1005, 1026, 1098, 1140, 1159, 1206, 1220, 1273, 1340, 1350, 1425, 1525, 1647, 1675, 1710, 1809, 1830, 1900, 2010, 2052, 2196, 2318, 2412, 2546, 2565, 2700, 2745, 2850, 3015, 3050, 3294, 3350, 3420, 3477, 3618, 3660, 3819, 4020, 4087, 4275, 4575, 4636, 5025, 5092, 5130, 5490, 5700, 5795, 6030, 6100, 6365, 6588, 6700, 6954, 7236, 7638, 8174, 8235, 8550, 9045, 9150, 10050, 10260, 10431, 10980, 11457, 11590, 12060, 12261, 12730, 12825, 13725, 13908, 15075, 15276, 16348, 16470, 17100, 17385, 18090, 18300, 19095, 20100, 20435, 20862, 22914, 23180, 24522, 25460, 25650, 27450, 28975, 30150, 31293, 31825, 32940, 34371, 34770, 36180, 36783, 38190, 40870, 41175, 41724, 45225, 45828, 49044, 51300, 52155, 54900, 57285, 57950, 60300, 61305, 62586, 63650, 68742, 69540, 73566, 76380, 77653, 81740, 82350, 86925, 90450, 95475, 102175, 104310, 110349, 114570, 115900, 122610, 125172, 127300, 137484, 147132, 155306, 156465, 164700, 171855, 173850, 180900, 183915, 190950, 204350, 208620, 220698, 229140, 232959, 245220, 260775, 286425, 306525, 310612, 312930, 343710, 347700, 367830, 381900, 388265, 408700, 441396, 465918, 521550, 551745, 572850, 613050, 625860, 687420, 698877, 735660, 776530, 782325, 859275, 919575, 931836, 1043100, 1103490, 1145700, 1164795, 1226100, 1397754, 1553060, 1564650, 1718550, 1839150, 1941325, 2096631, 2206980, 2329590, 2758725, 2795508, 3129300, 3437100, 3494385, 3678300, 3882650, 4193262, 4659180, 5517450, 5823975, 6988770, 7765300, 8386524, 10483155, 11034900, 11647950, 13977540, 17471925, 20966310, 23295900, 34943850, 41932620, 52415775, 69887700, 104831550, 209663100]

約数ペア:

[(1, 209663100), (2, 104831550), (3, 69887700), (4, 52415775), (5, 41932620), (6, 34943850), (9, 23295900), (10, 20966310), (12, 17471925), (15, 13977540), (18, 11647950), (19, 11034900), (20, 10483155), (25, 8386524), (27, 7765300), (30, 6988770), (36, 5823975), (38, 5517450), (45, 4659180), (50, 4193262), (54, 3882650), (57, 3678300), (60, 3494385), (61, 3437100), (67, 3129300), (75, 2795508), (76, 2758725), (90, 2329590), (95, 2206980), (100, 2096631), (108, 1941325), (114, 1839150), (122, 1718550), (134, 1564650), (135, 1553060), (150, 1397754), (171, 1226100), (180, 1164795), (183, 1145700), (190, 1103490), (201, 1043100), (225, 931836), (228, 919575), (244, 859275), (268, 782325), (270, 776530), (285, 735660), (300, 698877), (305, 687420), (335, 625860), (342, 613050), (366, 572850), (380, 551745), (402, 521550), (450, 465918), (475, 441396), (513, 408700), (540, 388265), (549, 381900), (570, 367830), (603, 347700), (610, 343710), (670, 312930), (675, 310612), (684, 306525), (732, 286425), (804, 260775), (855, 245220), (900, 232959), (915, 229140), (950, 220698), (1005, 208620), (1026, 204350), (1098, 190950), (1140, 183915), (1159, 180900), (1206, 173850), (1220, 171855), (1273, 164700), (1340, 156465), (1350, 155306), (1425, 147132), (1525, 137484), (1647, 127300), (1675, 125172), (1710, 122610), (1809, 115900), (1830, 114570), (1900, 110349), (2010, 104310), (2052, 102175), (2196, 95475), (2318, 90450), (2412, 86925), (2546, 82350), (2565, 81740), (2700, 77653), (2745, 76380), (2850, 73566), (3015, 69540), (3050, 68742), (3294, 63650), (3350, 62586), (3420, 61305), (3477, 60300), (3618, 57950), (3660, 57285), (3819, 54900), (4020, 52155), (4087, 51300), (4275, 49044), (4575, 45828), (4636, 45225), (5025, 41724), (5092, 41175), (5130, 40870), (5490, 38190), (5700, 36783), (5795, 36180), (6030, 34770), (6100, 34371), (6365, 32940), (6588, 31825), (6700, 31293), (6954, 30150), (7236, 28975), (7638, 27450), (8174, 25650), (8235, 25460), (8550, 24522), (9045, 23180), (9150, 22914), (10050, 20862), (10260, 20435), (10431, 20100), (10980, 19095), (11457, 18300), (11590, 18090), (12060, 17385), (12261, 17100), (12730, 16470), (12825, 16348), (13725, 15276), (13908, 15075)]