82789980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{257}}^1$

素因数の和:348

約数の個数: 192

約数和(自身を含む): 291271680

約数和(自身を除く): 208481700

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 59, 60, 65, 70, 78, 84, 91, 105, 118, 130, 140, 156, 177, 182, 195, 210, 236, 257, 260, 273, 295, 354, 364, 390, 413, 420, 455, 514, 546, 590, 708, 767, 771, 780, 826, 885, 910, 1028, 1092, 1180, 1239, 1285, 1365, 1534, 1542, 1652, 1770, 1799, 1820, 2065, 2301, 2478, 2570, 2730, 3068, 3084, 3341, 3540, 3598, 3835, 3855, 4130, 4602, 4956, 5140, 5369, 5397, 5460, 6195, 6682, 7196, 7670, 7710, 8260, 8995, 9204, 10023, 10738, 10794, 11505, 12390, 13364, 15163, 15340, 15420, 16107, 16705, 17990, 20046, 21476, 21588, 23010, 23387, 24780, 26845, 26985, 30326, 32214, 33410, 35980, 40092, 45489, 46020, 46774, 50115, 53690, 53970, 60652, 64428, 66820, 70161, 75815, 80535, 90978, 93548, 100230, 106141, 107380, 107940, 116935, 140322, 151630, 161070, 181956, 197119, 200460, 212282, 227445, 233870, 280644, 303260, 318423, 322140, 350805, 394238, 424564, 454890, 467740, 530705, 591357, 636846, 701610, 788476, 909780, 985595, 1061410, 1182714, 1273692, 1379833, 1403220, 1592115, 1971190, 2122820, 2365428, 2759666, 2956785, 3184230, 3942380, 4139499, 5519332, 5913570, 6368460, 6899165, 8278998, 11827140, 13798330, 16557996, 20697495, 27596660, 41394990, 82789980]

約数ペア:

[(1, 82789980), (2, 41394990), (3, 27596660), (4, 20697495), (5, 16557996), (6, 13798330), (7, 11827140), (10, 8278998), (12, 6899165), (13, 6368460), (14, 5913570), (15, 5519332), (20, 4139499), (21, 3942380), (26, 3184230), (28, 2956785), (30, 2759666), (35, 2365428), (39, 2122820), (42, 1971190), (52, 1592115), (59, 1403220), (60, 1379833), (65, 1273692), (70, 1182714), (78, 1061410), (84, 985595), (91, 909780), (105, 788476), (118, 701610), (130, 636846), (140, 591357), (156, 530705), (177, 467740), (182, 454890), (195, 424564), (210, 394238), (236, 350805), (257, 322140), (260, 318423), (273, 303260), (295, 280644), (354, 233870), (364, 227445), (390, 212282), (413, 200460), (420, 197119), (455, 181956), (514, 161070), (546, 151630), (590, 140322), (708, 116935), (767, 107940), (771, 107380), (780, 106141), (826, 100230), (885, 93548), (910, 90978), (1028, 80535), (1092, 75815), (1180, 70161), (1239, 66820), (1285, 64428), (1365, 60652), (1534, 53970), (1542, 53690), (1652, 50115), (1770, 46774), (1799, 46020), (1820, 45489), (2065, 40092), (2301, 35980), (2478, 33410), (2570, 32214), (2730, 30326), (3068, 26985), (3084, 26845), (3341, 24780), (3540, 23387), (3598, 23010), (3835, 21588), (3855, 21476), (4130, 20046), (4602, 17990), (4956, 16705), (5140, 16107), (5369, 15420), (5397, 15340), (5460, 15163), (6195, 13364), (6682, 12390), (7196, 11505), (7670, 10794), (7710, 10738), (8260, 10023), (8995, 9204)]