206528140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:121

約数の個数: 216

約数和(自身を含む): 578294640

約数和(自身を除く): 371766500

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 29, 35, 43, 49, 52, 58, 65, 70, 86, 91, 98, 116, 130, 140, 145, 169, 172, 182, 196, 203, 215, 245, 260, 290, 301, 338, 364, 377, 406, 430, 455, 490, 559, 580, 602, 637, 676, 754, 812, 845, 860, 910, 980, 1015, 1118, 1183, 1204, 1247, 1274, 1421, 1505, 1508, 1690, 1820, 1885, 2030, 2107, 2236, 2366, 2494, 2548, 2639, 2795, 2842, 3010, 3185, 3380, 3770, 3913, 4060, 4214, 4732, 4901, 4988, 5278, 5590, 5684, 5915, 6020, 6235, 6370, 7105, 7267, 7540, 7826, 8281, 8428, 8729, 9802, 10535, 10556, 11180, 11830, 12470, 12740, 13195, 14210, 14534, 15652, 16211, 16562, 17458, 18473, 19565, 19604, 21070, 23660, 24505, 24940, 26390, 27391, 28420, 29068, 32422, 33124, 34307, 34916, 36335, 36946, 39130, 41405, 42140, 43645, 49010, 50869, 52780, 54782, 61103, 64844, 68614, 72670, 73892, 78260, 81055, 82810, 87290, 92365, 98020, 101738, 109564, 113477, 122206, 136955, 137228, 145340, 162110, 165620, 171535, 174580, 184730, 203476, 210743, 226954, 240149, 244412, 254345, 273910, 305515, 324220, 343070, 356083, 369460, 421486, 453908, 480298, 508690, 547820, 567385, 611030, 686140, 712166, 794339, 842972, 960596, 1017380, 1053715, 1134770, 1200745, 1222060, 1424332, 1475201, 1588678, 1780415, 2107430, 2269540, 2401490, 2950402, 3177356, 3560830, 3971695, 4214860, 4802980, 5900804, 7121660, 7376005, 7943390, 10326407, 14752010, 15886780, 20652814, 29504020, 41305628, 51632035, 103264070, 206528140]

約数ペア:

[(1, 206528140), (2, 103264070), (4, 51632035), (5, 41305628), (7, 29504020), (10, 20652814), (13, 15886780), (14, 14752010), (20, 10326407), (26, 7943390), (28, 7376005), (29, 7121660), (35, 5900804), (43, 4802980), (49, 4214860), (52, 3971695), (58, 3560830), (65, 3177356), (70, 2950402), (86, 2401490), (91, 2269540), (98, 2107430), (116, 1780415), (130, 1588678), (140, 1475201), (145, 1424332), (169, 1222060), (172, 1200745), (182, 1134770), (196, 1053715), (203, 1017380), (215, 960596), (245, 842972), (260, 794339), (290, 712166), (301, 686140), (338, 611030), (364, 567385), (377, 547820), (406, 508690), (430, 480298), (455, 453908), (490, 421486), (559, 369460), (580, 356083), (602, 343070), (637, 324220), (676, 305515), (754, 273910), (812, 254345), (845, 244412), (860, 240149), (910, 226954), (980, 210743), (1015, 203476), (1118, 184730), (1183, 174580), (1204, 171535), (1247, 165620), (1274, 162110), (1421, 145340), (1505, 137228), (1508, 136955), (1690, 122206), (1820, 113477), (1885, 109564), (2030, 101738), (2107, 98020), (2236, 92365), (2366, 87290), (2494, 82810), (2548, 81055), (2639, 78260), (2795, 73892), (2842, 72670), (3010, 68614), (3185, 64844), (3380, 61103), (3770, 54782), (3913, 52780), (4060, 50869), (4214, 49010), (4732, 43645), (4901, 42140), (4988, 41405), (5278, 39130), (5590, 36946), (5684, 36335), (5915, 34916), (6020, 34307), (6235, 33124), (6370, 32422), (7105, 29068), (7267, 28420), (7540, 27391), (7826, 26390), (8281, 24940), (8428, 24505), (8729, 23660), (9802, 21070), (10535, 19604), (10556, 19565), (11180, 18473), (11830, 17458), (12470, 16562), (12740, 16211), (13195, 15652), (14210, 14534)]