206555440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1669}}^1$

素因数の和:1719

約数の個数: 160

約数和(自身を含む): 626209920

約数和(自身を除く): 419654480

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 26, 28, 34, 35, 40, 52, 56, 65, 68, 70, 80, 85, 91, 104, 112, 119, 130, 136, 140, 170, 182, 208, 221, 238, 260, 272, 280, 340, 364, 442, 455, 476, 520, 560, 595, 680, 728, 884, 910, 952, 1040, 1105, 1190, 1360, 1456, 1547, 1669, 1768, 1820, 1904, 2210, 2380, 3094, 3338, 3536, 3640, 4420, 4760, 6188, 6676, 7280, 7735, 8345, 8840, 9520, 11683, 12376, 13352, 15470, 16690, 17680, 21697, 23366, 24752, 26704, 28373, 30940, 33380, 43394, 46732, 56746, 58415, 61880, 66760, 86788, 93464, 108485, 113492, 116830, 123760, 133520, 141865, 151879, 173576, 186928, 198611, 216970, 226984, 233660, 283730, 303758, 347152, 368849, 397222, 433940, 453968, 467320, 567460, 607516, 737698, 759395, 794444, 867880, 934640, 993055, 1134920, 1215032, 1475396, 1518790, 1588888, 1735760, 1844245, 1986110, 2269840, 2430064, 2581943, 2950792, 3037580, 3177776, 3688490, 3972220, 5163886, 5901584, 6075160, 7376980, 7944440, 10327772, 12150320, 12909715, 14753960, 15888880, 20655544, 25819430, 29507920, 41311088, 51638860, 103277720, 206555440]

約数ペア:

[(1, 206555440), (2, 103277720), (4, 51638860), (5, 41311088), (7, 29507920), (8, 25819430), (10, 20655544), (13, 15888880), (14, 14753960), (16, 12909715), (17, 12150320), (20, 10327772), (26, 7944440), (28, 7376980), (34, 6075160), (35, 5901584), (40, 5163886), (52, 3972220), (56, 3688490), (65, 3177776), (68, 3037580), (70, 2950792), (80, 2581943), (85, 2430064), (91, 2269840), (104, 1986110), (112, 1844245), (119, 1735760), (130, 1588888), (136, 1518790), (140, 1475396), (170, 1215032), (182, 1134920), (208, 993055), (221, 934640), (238, 867880), (260, 794444), (272, 759395), (280, 737698), (340, 607516), (364, 567460), (442, 467320), (455, 453968), (476, 433940), (520, 397222), (560, 368849), (595, 347152), (680, 303758), (728, 283730), (884, 233660), (910, 226984), (952, 216970), (1040, 198611), (1105, 186928), (1190, 173576), (1360, 151879), (1456, 141865), (1547, 133520), (1669, 123760), (1768, 116830), (1820, 113492), (1904, 108485), (2210, 93464), (2380, 86788), (3094, 66760), (3338, 61880), (3536, 58415), (3640, 56746), (4420, 46732), (4760, 43394), (6188, 33380), (6676, 30940), (7280, 28373), (7735, 26704), (8345, 24752), (8840, 23366), (9520, 21697), (11683, 17680), (12376, 16690), (13352, 15470)]