220173900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^3\times {\mathrm{107}}^1$

素因数の和:181

約数の個数: 144

約数和(自身を含む): 678706560

約数和(自身を除く): 458532660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 57, 60, 75, 76, 95, 100, 107, 114, 150, 190, 214, 228, 285, 300, 321, 361, 380, 428, 475, 535, 570, 642, 722, 950, 1070, 1083, 1140, 1284, 1425, 1444, 1605, 1805, 1900, 2033, 2140, 2166, 2675, 2850, 3210, 3610, 4066, 4332, 5350, 5415, 5700, 6099, 6420, 6859, 7220, 8025, 8132, 9025, 10165, 10700, 10830, 12198, 13718, 16050, 18050, 20330, 20577, 21660, 24396, 27075, 27436, 30495, 32100, 34295, 36100, 38627, 40660, 41154, 50825, 54150, 60990, 68590, 77254, 82308, 101650, 102885, 108300, 115881, 121980, 137180, 152475, 154508, 171475, 193135, 203300, 205770, 231762, 304950, 342950, 386270, 411540, 463524, 514425, 579405, 609900, 685900, 733913, 772540, 965675, 1028850, 1158810, 1467826, 1931350, 2057700, 2201739, 2317620, 2897025, 2935652, 3669565, 3862700, 4403478, 5794050, 7339130, 8806956, 11008695, 11588100, 14678260, 18347825, 22017390, 36695650, 44034780, 55043475, 73391300, 110086950, 220173900]

約数ペア:

[(1, 220173900), (2, 110086950), (3, 73391300), (4, 55043475), (5, 44034780), (6, 36695650), (10, 22017390), (12, 18347825), (15, 14678260), (19, 11588100), (20, 11008695), (25, 8806956), (30, 7339130), (38, 5794050), (50, 4403478), (57, 3862700), (60, 3669565), (75, 2935652), (76, 2897025), (95, 2317620), (100, 2201739), (107, 2057700), (114, 1931350), (150, 1467826), (190, 1158810), (214, 1028850), (228, 965675), (285, 772540), (300, 733913), (321, 685900), (361, 609900), (380, 579405), (428, 514425), (475, 463524), (535, 411540), (570, 386270), (642, 342950), (722, 304950), (950, 231762), (1070, 205770), (1083, 203300), (1140, 193135), (1284, 171475), (1425, 154508), (1444, 152475), (1605, 137180), (1805, 121980), (1900, 115881), (2033, 108300), (2140, 102885), (2166, 101650), (2675, 82308), (2850, 77254), (3210, 68590), (3610, 60990), (4066, 54150), (4332, 50825), (5350, 41154), (5415, 40660), (5700, 38627), (6099, 36100), (6420, 34295), (6859, 32100), (7220, 30495), (8025, 27436), (8132, 27075), (9025, 24396), (10165, 21660), (10700, 20577), (10830, 20330), (12198, 18050), (13718, 16050)]