2780672040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{406531}}^1$

素因数の和:406567

約数の個数: 96

約数和(自身を含む): 9512848800

約数和(自身を除く): 6732176760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 3420, 6840, 406531, 813062, 1219593, 1626124, 2032655, 2439186, 3252248, 3658779, 4065310, 4878372, 6097965, 7317558, 7724089, 8130620, 9756744, 12195930, 14635116, 15448178, 16261240, 18293895, 23172267, 24391860, 29270232, 30896356, 36587790, 38620445, 46344534, 48783720, 61792712, 69516801, 73175580, 77240890, 92689068, 115861335, 139033602, 146351160, 154481780, 185378136, 231722670, 278067204, 308963560, 347584005, 463445340, 556134408, 695168010, 926890680, 1390336020, 2780672040]

約数ペア:

[(1, 2780672040), (2, 1390336020), (3, 926890680), (4, 695168010), (5, 556134408), (6, 463445340), (8, 347584005), (9, 308963560), (10, 278067204), (12, 231722670), (15, 185378136), (18, 154481780), (19, 146351160), (20, 139033602), (24, 115861335), (30, 92689068), (36, 77240890), (38, 73175580), (40, 69516801), (45, 61792712), (57, 48783720), (60, 46344534), (72, 38620445), (76, 36587790), (90, 30896356), (95, 29270232), (114, 24391860), (120, 23172267), (152, 18293895), (171, 16261240), (180, 15448178), (190, 14635116), (228, 12195930), (285, 9756744), (342, 8130620), (360, 7724089), (380, 7317558), (456, 6097965), (570, 4878372), (684, 4065310), (760, 3658779), (855, 3252248), (1140, 2439186), (1368, 2032655), (1710, 1626124), (2280, 1219593), (3420, 813062), (6840, 406531)]