250389040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:275

約数の個数: 160

約数和(自身を含む): 674956800

約数和(自身を除く): 424567760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 89, 92, 110, 115, 139, 176, 178, 184, 220, 230, 253, 278, 356, 368, 440, 445, 460, 506, 556, 695, 712, 880, 890, 920, 979, 1012, 1112, 1265, 1390, 1424, 1529, 1780, 1840, 1958, 2024, 2047, 2224, 2530, 2780, 3058, 3197, 3560, 3916, 4048, 4094, 4895, 5060, 5560, 6116, 6394, 7120, 7645, 7832, 8188, 9790, 10120, 10235, 11120, 12232, 12371, 12788, 15290, 15664, 15985, 16376, 19580, 20240, 20470, 22517, 24464, 24742, 25576, 30580, 31970, 32752, 35167, 39160, 40940, 45034, 49484, 51152, 61160, 61855, 63940, 70334, 78320, 81880, 90068, 98968, 112585, 122320, 123710, 127880, 136081, 140668, 163760, 175835, 180136, 197936, 225170, 247420, 255760, 272162, 281336, 284533, 351670, 360272, 450340, 494840, 544324, 562672, 569066, 680405, 703340, 900680, 989680, 1088648, 1138132, 1360810, 1406680, 1422665, 1801360, 2177296, 2276264, 2721620, 2813360, 2845330, 3129863, 4552528, 5443240, 5690660, 6259726, 10886480, 11381320, 12519452, 15649315, 22762640, 25038904, 31298630, 50077808, 62597260, 125194520, 250389040]

約数ペア:

[(1, 250389040), (2, 125194520), (4, 62597260), (5, 50077808), (8, 31298630), (10, 25038904), (11, 22762640), (16, 15649315), (20, 12519452), (22, 11381320), (23, 10886480), (40, 6259726), (44, 5690660), (46, 5443240), (55, 4552528), (80, 3129863), (88, 2845330), (89, 2813360), (92, 2721620), (110, 2276264), (115, 2177296), (139, 1801360), (176, 1422665), (178, 1406680), (184, 1360810), (220, 1138132), (230, 1088648), (253, 989680), (278, 900680), (356, 703340), (368, 680405), (440, 569066), (445, 562672), (460, 544324), (506, 494840), (556, 450340), (695, 360272), (712, 351670), (880, 284533), (890, 281336), (920, 272162), (979, 255760), (1012, 247420), (1112, 225170), (1265, 197936), (1390, 180136), (1424, 175835), (1529, 163760), (1780, 140668), (1840, 136081), (1958, 127880), (2024, 123710), (2047, 122320), (2224, 112585), (2530, 98968), (2780, 90068), (3058, 81880), (3197, 78320), (3560, 70334), (3916, 63940), (4048, 61855), (4094, 61160), (4895, 51152), (5060, 49484), (5560, 45034), (6116, 40940), (6394, 39160), (7120, 35167), (7645, 32752), (7832, 31970), (8188, 30580), (9790, 25576), (10120, 24742), (10235, 24464), (11120, 22517), (12232, 20470), (12371, 20240), (12788, 19580), (15290, 16376), (15664, 15985)]