291552720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3761}}^1$

素因数の和:3813

約数の個数: 160

約数和(自身を含む): 1007614080

約数和(自身を除く): 716061360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 30, 34, 38, 40, 48, 51, 57, 60, 68, 76, 80, 85, 95, 102, 114, 120, 136, 152, 170, 190, 204, 228, 240, 255, 272, 285, 304, 323, 340, 380, 408, 456, 510, 570, 646, 680, 760, 816, 912, 969, 1020, 1140, 1292, 1360, 1520, 1615, 1938, 2040, 2280, 2584, 3230, 3761, 3876, 4080, 4560, 4845, 5168, 6460, 7522, 7752, 9690, 11283, 12920, 15044, 15504, 18805, 19380, 22566, 25840, 30088, 37610, 38760, 45132, 56415, 60176, 63937, 71459, 75220, 77520, 90264, 112830, 127874, 142918, 150440, 180528, 191811, 214377, 225660, 255748, 285836, 300880, 319685, 357295, 383622, 428754, 451320, 511496, 571672, 639370, 714590, 767244, 857508, 902640, 959055, 1022992, 1071885, 1143344, 1214803, 1278740, 1429180, 1534488, 1715016, 1918110, 2143770, 2429606, 2557480, 2858360, 3068976, 3430032, 3644409, 3836220, 4287540, 4859212, 5114960, 5716720, 6074015, 7288818, 7672440, 8575080, 9718424, 12148030, 14577636, 15344880, 17150160, 18222045, 19436848, 24296060, 29155272, 36444090, 48592120, 58310544, 72888180, 97184240, 145776360, 291552720]

約数ペア:

[(1, 291552720), (2, 145776360), (3, 97184240), (4, 72888180), (5, 58310544), (6, 48592120), (8, 36444090), (10, 29155272), (12, 24296060), (15, 19436848), (16, 18222045), (17, 17150160), (19, 15344880), (20, 14577636), (24, 12148030), (30, 9718424), (34, 8575080), (38, 7672440), (40, 7288818), (48, 6074015), (51, 5716720), (57, 5114960), (60, 4859212), (68, 4287540), (76, 3836220), (80, 3644409), (85, 3430032), (95, 3068976), (102, 2858360), (114, 2557480), (120, 2429606), (136, 2143770), (152, 1918110), (170, 1715016), (190, 1534488), (204, 1429180), (228, 1278740), (240, 1214803), (255, 1143344), (272, 1071885), (285, 1022992), (304, 959055), (323, 902640), (340, 857508), (380, 767244), (408, 714590), (456, 639370), (510, 571672), (570, 511496), (646, 451320), (680, 428754), (760, 383622), (816, 357295), (912, 319685), (969, 300880), (1020, 285836), (1140, 255748), (1292, 225660), (1360, 214377), (1520, 191811), (1615, 180528), (1938, 150440), (2040, 142918), (2280, 127874), (2584, 112830), (3230, 90264), (3761, 77520), (3876, 75220), (4080, 71459), (4560, 63937), (4845, 60176), (5168, 56415), (6460, 45132), (7522, 38760), (7752, 37610), (9690, 30088), (11283, 25840), (12920, 22566), (15044, 19380), (15504, 18805)]