191851380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3541}}^1$

素因数の和:3606

約数の個数: 144

約数和(自身を含む): 680744064

約数和(自身を除く): 488892684

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 43, 45, 60, 63, 70, 84, 86, 90, 105, 126, 129, 140, 172, 180, 210, 215, 252, 258, 301, 315, 387, 420, 430, 516, 602, 630, 645, 774, 860, 903, 1204, 1260, 1290, 1505, 1548, 1806, 1935, 2580, 2709, 3010, 3541, 3612, 3870, 4515, 5418, 6020, 7082, 7740, 9030, 10623, 10836, 13545, 14164, 17705, 18060, 21246, 24787, 27090, 31869, 35410, 42492, 49574, 53115, 54180, 63738, 70820, 74361, 99148, 106230, 123935, 127476, 148722, 152263, 159345, 212460, 223083, 247870, 297444, 304526, 318690, 371805, 446166, 456789, 495740, 609052, 637380, 743610, 761315, 892332, 913578, 1065841, 1115415, 1370367, 1487220, 1522630, 1827156, 2131682, 2230830, 2283945, 2740734, 3045260, 3197523, 4263364, 4461660, 4567890, 5329205, 5481468, 6395046, 6851835, 9135780, 9592569, 10658410, 12790092, 13703670, 15987615, 19185138, 21316820, 27407340, 31975230, 38370276, 47962845, 63950460, 95925690, 191851380]

約数ペア:

[(1, 191851380), (2, 95925690), (3, 63950460), (4, 47962845), (5, 38370276), (6, 31975230), (7, 27407340), (9, 21316820), (10, 19185138), (12, 15987615), (14, 13703670), (15, 12790092), (18, 10658410), (20, 9592569), (21, 9135780), (28, 6851835), (30, 6395046), (35, 5481468), (36, 5329205), (42, 4567890), (43, 4461660), (45, 4263364), (60, 3197523), (63, 3045260), (70, 2740734), (84, 2283945), (86, 2230830), (90, 2131682), (105, 1827156), (126, 1522630), (129, 1487220), (140, 1370367), (172, 1115415), (180, 1065841), (210, 913578), (215, 892332), (252, 761315), (258, 743610), (301, 637380), (315, 609052), (387, 495740), (420, 456789), (430, 446166), (516, 371805), (602, 318690), (630, 304526), (645, 297444), (774, 247870), (860, 223083), (903, 212460), (1204, 159345), (1260, 152263), (1290, 148722), (1505, 127476), (1548, 123935), (1806, 106230), (1935, 99148), (2580, 74361), (2709, 70820), (3010, 63738), (3541, 54180), (3612, 53115), (3870, 49574), (4515, 42492), (5418, 35410), (6020, 31869), (7082, 27090), (7740, 24787), (9030, 21246), (10623, 18060), (10836, 17705), (13545, 14164)]