40640880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1423}}^1$

素因数の和:1463

約数の個数: 160

約数和(自身を含む): 152561664

約数和(自身を除く): 111920784

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 48, 51, 56, 60, 68, 70, 80, 84, 85, 102, 105, 112, 119, 120, 136, 140, 168, 170, 204, 210, 238, 240, 255, 272, 280, 336, 340, 357, 408, 420, 476, 510, 560, 595, 680, 714, 816, 840, 952, 1020, 1190, 1360, 1423, 1428, 1680, 1785, 1904, 2040, 2380, 2846, 2856, 3570, 4080, 4269, 4760, 5692, 5712, 7115, 7140, 8538, 9520, 9961, 11384, 14230, 14280, 17076, 19922, 21345, 22768, 24191, 28460, 28560, 29883, 34152, 39844, 42690, 48382, 49805, 56920, 59766, 68304, 72573, 79688, 85380, 96764, 99610, 113840, 119532, 120955, 145146, 149415, 159376, 169337, 170760, 193528, 199220, 239064, 241910, 290292, 298830, 338674, 341520, 362865, 387056, 398440, 478128, 483820, 508011, 580584, 597660, 677348, 725730, 796880, 846685, 967640, 1016022, 1161168, 1195320, 1354696, 1451460, 1693370, 1935280, 2032044, 2390640, 2540055, 2709392, 2902920, 3386740, 4064088, 5080110, 5805840, 6773480, 8128176, 10160220, 13546960, 20320440, 40640880]

約数ペア:

[(1, 40640880), (2, 20320440), (3, 13546960), (4, 10160220), (5, 8128176), (6, 6773480), (7, 5805840), (8, 5080110), (10, 4064088), (12, 3386740), (14, 2902920), (15, 2709392), (16, 2540055), (17, 2390640), (20, 2032044), (21, 1935280), (24, 1693370), (28, 1451460), (30, 1354696), (34, 1195320), (35, 1161168), (40, 1016022), (42, 967640), (48, 846685), (51, 796880), (56, 725730), (60, 677348), (68, 597660), (70, 580584), (80, 508011), (84, 483820), (85, 478128), (102, 398440), (105, 387056), (112, 362865), (119, 341520), (120, 338674), (136, 298830), (140, 290292), (168, 241910), (170, 239064), (204, 199220), (210, 193528), (238, 170760), (240, 169337), (255, 159376), (272, 149415), (280, 145146), (336, 120955), (340, 119532), (357, 113840), (408, 99610), (420, 96764), (476, 85380), (510, 79688), (560, 72573), (595, 68304), (680, 59766), (714, 56920), (816, 49805), (840, 48382), (952, 42690), (1020, 39844), (1190, 34152), (1360, 29883), (1423, 28560), (1428, 28460), (1680, 24191), (1785, 22768), (1904, 21345), (2040, 19922), (2380, 17076), (2846, 14280), (2856, 14230), (3570, 11384), (4080, 9961), (4269, 9520), (4760, 8538), (5692, 7140), (5712, 7115)]