217562800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:220

約数の個数: 240

約数和(自身を含む): 663013120

約数和(自身を除く): 445450320

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 35, 40, 43, 50, 52, 56, 65, 70, 80, 86, 91, 100, 104, 112, 130, 139, 140, 172, 175, 182, 200, 208, 215, 260, 278, 280, 301, 325, 344, 350, 364, 400, 430, 455, 520, 556, 559, 560, 602, 650, 688, 695, 700, 728, 860, 910, 973, 1040, 1075, 1112, 1118, 1204, 1300, 1390, 1400, 1456, 1505, 1720, 1807, 1820, 1946, 2150, 2224, 2236, 2275, 2408, 2600, 2780, 2795, 2800, 3010, 3440, 3475, 3614, 3640, 3892, 3913, 4300, 4472, 4550, 4816, 4865, 5200, 5560, 5590, 5977, 6020, 6950, 7228, 7280, 7525, 7784, 7826, 8600, 8944, 9035, 9100, 9730, 11120, 11180, 11954, 12040, 12649, 13900, 13975, 14456, 15050, 15568, 15652, 17200, 18070, 18200, 19460, 19565, 22360, 23908, 24080, 24325, 25298, 27800, 27950, 28912, 29885, 30100, 31304, 36140, 36400, 38920, 39130, 41839, 44720, 45175, 47816, 48650, 50596, 55600, 55900, 59770, 60200, 62608, 63245, 72280, 77701, 77840, 78260, 83678, 90350, 95632, 97300, 97825, 101192, 111800, 119540, 120400, 126490, 144560, 149425, 155402, 156520, 167356, 180700, 194600, 195650, 202384, 209195, 223600, 239080, 252980, 298850, 310804, 313040, 316225, 334712, 361400, 388505, 389200, 391300, 418390, 478160, 505960, 543907, 597700, 621608, 632450, 669424, 722800, 777010, 782600, 836780, 1011920, 1045975, 1087814, 1195400, 1243216, 1264900, 1554020, 1565200, 1673560, 1942525, 2091950, 2175628, 2390800, 2529800, 2719535, 3108040, 3347120, 3885050, 4183900, 4351256, 5059600, 5439070, 6216080, 7770100, 8367800, 8702512, 10878140, 13597675, 15540200, 16735600, 21756280, 27195350, 31080400, 43512560, 54390700, 108781400, 217562800]

約数ペア:

[(1, 217562800), (2, 108781400), (4, 54390700), (5, 43512560), (7, 31080400), (8, 27195350), (10, 21756280), (13, 16735600), (14, 15540200), (16, 13597675), (20, 10878140), (25, 8702512), (26, 8367800), (28, 7770100), (35, 6216080), (40, 5439070), (43, 5059600), (50, 4351256), (52, 4183900), (56, 3885050), (65, 3347120), (70, 3108040), (80, 2719535), (86, 2529800), (91, 2390800), (100, 2175628), (104, 2091950), (112, 1942525), (130, 1673560), (139, 1565200), (140, 1554020), (172, 1264900), (175, 1243216), (182, 1195400), (200, 1087814), (208, 1045975), (215, 1011920), (260, 836780), (278, 782600), (280, 777010), (301, 722800), (325, 669424), (344, 632450), (350, 621608), (364, 597700), (400, 543907), (430, 505960), (455, 478160), (520, 418390), (556, 391300), (559, 389200), (560, 388505), (602, 361400), (650, 334712), (688, 316225), (695, 313040), (700, 310804), (728, 298850), (860, 252980), (910, 239080), (973, 223600), (1040, 209195), (1075, 202384), (1112, 195650), (1118, 194600), (1204, 180700), (1300, 167356), (1390, 156520), (1400, 155402), (1456, 149425), (1505, 144560), (1720, 126490), (1807, 120400), (1820, 119540), (1946, 111800), (2150, 101192), (2224, 97825), (2236, 97300), (2275, 95632), (2408, 90350), (2600, 83678), (2780, 78260), (2795, 77840), (2800, 77701), (3010, 72280), (3440, 63245), (3475, 62608), (3614, 60200), (3640, 59770), (3892, 55900), (3913, 55600), (4300, 50596), (4472, 48650), (4550, 47816), (4816, 45175), (4865, 44720), (5200, 41839), (5560, 39130), (5590, 38920), (5977, 36400), (6020, 36140), (6950, 31304), (7228, 30100), (7280, 29885), (7525, 28912), (7784, 27950), (7826, 27800), (8600, 25298), (8944, 24325), (9035, 24080), (9100, 23908), (9730, 22360), (11120, 19565), (11180, 19460), (11954, 18200), (12040, 18070), (12649, 17200), (13900, 15652), (13975, 15568), (14456, 15050)]