289043580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1249}}^1$

素因数の和:1316

約数の個数: 192

約数和(自身を含む): 1008000000

約数和(自身を除く): 718956420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 29, 30, 35, 38, 42, 57, 58, 60, 70, 76, 84, 87, 95, 105, 114, 116, 133, 140, 145, 174, 190, 203, 210, 228, 266, 285, 290, 348, 380, 399, 406, 420, 435, 532, 551, 570, 580, 609, 665, 798, 812, 870, 1015, 1102, 1140, 1218, 1249, 1330, 1596, 1653, 1740, 1995, 2030, 2204, 2436, 2498, 2660, 2755, 3045, 3306, 3747, 3857, 3990, 4060, 4996, 5510, 6090, 6245, 6612, 7494, 7714, 7980, 8265, 8743, 11020, 11571, 12180, 12490, 14988, 15428, 16530, 17486, 18735, 19285, 23142, 23731, 24980, 26229, 33060, 34972, 36221, 37470, 38570, 43715, 46284, 47462, 52458, 57855, 71193, 72442, 74940, 77140, 87430, 94924, 104916, 108663, 115710, 118655, 131145, 142386, 144884, 166117, 174860, 181105, 217326, 231420, 237310, 253547, 262290, 284772, 332234, 355965, 362210, 434652, 474620, 498351, 507094, 524580, 543315, 664468, 688199, 711930, 724420, 760641, 830585, 996702, 1014188, 1086630, 1267735, 1376398, 1423860, 1521282, 1661170, 1993404, 2064597, 2173260, 2491755, 2535470, 2752796, 3042564, 3322340, 3440995, 3803205, 4129194, 4817393, 4983510, 5070940, 6881990, 7606410, 8258388, 9634786, 9967020, 10322985, 13763980, 14452179, 15212820, 19269572, 20645970, 24086965, 28904358, 41291940, 48173930, 57808716, 72260895, 96347860, 144521790, 289043580]

約数ペア:

[(1, 289043580), (2, 144521790), (3, 96347860), (4, 72260895), (5, 57808716), (6, 48173930), (7, 41291940), (10, 28904358), (12, 24086965), (14, 20645970), (15, 19269572), (19, 15212820), (20, 14452179), (21, 13763980), (28, 10322985), (29, 9967020), (30, 9634786), (35, 8258388), (38, 7606410), (42, 6881990), (57, 5070940), (58, 4983510), (60, 4817393), (70, 4129194), (76, 3803205), (84, 3440995), (87, 3322340), (95, 3042564), (105, 2752796), (114, 2535470), (116, 2491755), (133, 2173260), (140, 2064597), (145, 1993404), (174, 1661170), (190, 1521282), (203, 1423860), (210, 1376398), (228, 1267735), (266, 1086630), (285, 1014188), (290, 996702), (348, 830585), (380, 760641), (399, 724420), (406, 711930), (420, 688199), (435, 664468), (532, 543315), (551, 524580), (570, 507094), (580, 498351), (609, 474620), (665, 434652), (798, 362210), (812, 355965), (870, 332234), (1015, 284772), (1102, 262290), (1140, 253547), (1218, 237310), (1249, 231420), (1330, 217326), (1596, 181105), (1653, 174860), (1740, 166117), (1995, 144884), (2030, 142386), (2204, 131145), (2436, 118655), (2498, 115710), (2660, 108663), (2755, 104916), (3045, 94924), (3306, 87430), (3747, 77140), (3857, 74940), (3990, 72442), (4060, 71193), (4996, 57855), (5510, 52458), (6090, 47462), (6245, 46284), (6612, 43715), (7494, 38570), (7714, 37470), (7980, 36221), (8265, 34972), (8743, 33060), (11020, 26229), (11571, 24980), (12180, 23731), (12490, 23142), (14988, 19285), (15428, 18735), (16530, 17486)]