204621903780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{443}}^1\times {\mathrm{157109}}^1$

素因数の和:157578

約数の個数: 144

約数和(自身を含む): 667991499840

約数和(自身を除く): 463369596060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 443, 490, 588, 735, 886, 980, 1329, 1470, 1772, 2215, 2658, 2940, 3101, 4430, 5316, 6202, 6645, 8860, 9303, 12404, 13290, 15505, 18606, 21707, 26580, 31010, 37212, 43414, 46515, 62020, 65121, 86828, 93030, 108535, 130242, 157109, 186060, 217070, 260484, 314218, 325605, 434140, 471327, 628436, 651210, 785545, 942654, 1099763, 1302420, 1571090, 1885308, 2199526, 2356635, 3142180, 3299289, 4399052, 4713270, 5498815, 6598578, 7698341, 9426540, 10997630, 13197156, 15396682, 16496445, 21995260, 23095023, 30793364, 32992890, 38491705, 46190046, 65985780, 69599287, 76983410, 92380092, 115475115, 139198574, 153966820, 208797861, 230950230, 278397148, 347996435, 417595722, 461900460, 487195009, 695992870, 835191444, 974390018, 1043989305, 1391985740, 1461585027, 1948780036, 2087978610, 2435975045, 2923170054, 3410365063, 4175957220, 4871950090, 5846340108, 6820730126, 7307925135, 9743900180, 10231095189, 13641460252, 14615850270, 17051825315, 20462190378, 29231700540, 34103650630, 40924380756, 51155475945, 68207301260, 102310951890, 204621903780]

約数ペア:

[(1, 204621903780), (2, 102310951890), (3, 68207301260), (4, 51155475945), (5, 40924380756), (6, 34103650630), (7, 29231700540), (10, 20462190378), (12, 17051825315), (14, 14615850270), (15, 13641460252), (20, 10231095189), (21, 9743900180), (28, 7307925135), (30, 6820730126), (35, 5846340108), (42, 4871950090), (49, 4175957220), (60, 3410365063), (70, 2923170054), (84, 2435975045), (98, 2087978610), (105, 1948780036), (140, 1461585027), (147, 1391985740), (196, 1043989305), (210, 974390018), (245, 835191444), (294, 695992870), (420, 487195009), (443, 461900460), (490, 417595722), (588, 347996435), (735, 278397148), (886, 230950230), (980, 208797861), (1329, 153966820), (1470, 139198574), (1772, 115475115), (2215, 92380092), (2658, 76983410), (2940, 69599287), (3101, 65985780), (4430, 46190046), (5316, 38491705), (6202, 32992890), (6645, 30793364), (8860, 23095023), (9303, 21995260), (12404, 16496445), (13290, 15396682), (15505, 13197156), (18606, 10997630), (21707, 9426540), (26580, 7698341), (31010, 6598578), (37212, 5498815), (43414, 4713270), (46515, 4399052), (62020, 3299289), (65121, 3142180), (86828, 2356635), (93030, 2199526), (108535, 1885308), (130242, 1571090), (157109, 1302420), (186060, 1099763), (217070, 942654), (260484, 785545), (314218, 651210), (325605, 628436), (434140, 471327)]