1900297980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{1508173}}^1$

素因数の和:1508195

約数の個数: 72

約数和(自身を含む): 6587704032

約数和(自身を除く): 4687406052

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 1508173, 3016346, 4524519, 6032692, 7540865, 9049038, 10557211, 13573557, 15081730, 18098076, 21114422, 22622595, 27147114, 30163460, 31671633, 42228844, 45245190, 52786055, 54294228, 63343266, 67867785, 90490380, 95014899, 105572110, 126686532, 135735570, 158358165, 190029798, 211144220, 271471140, 316716330, 380059596, 475074495, 633432660, 950148990, 1900297980]

約数ペア:

[(1, 1900297980), (2, 950148990), (3, 633432660), (4, 475074495), (5, 380059596), (6, 316716330), (7, 271471140), (9, 211144220), (10, 190029798), (12, 158358165), (14, 135735570), (15, 126686532), (18, 105572110), (20, 95014899), (21, 90490380), (28, 67867785), (30, 63343266), (35, 54294228), (36, 52786055), (42, 45245190), (45, 42228844), (60, 31671633), (63, 30163460), (70, 27147114), (84, 22622595), (90, 21114422), (105, 18098076), (126, 15081730), (140, 13573557), (180, 10557211), (210, 9049038), (252, 7540865), (315, 6032692), (420, 4524519), (630, 3016346), (1260, 1508173)]