421911900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{571}}^1\times {\mathrm{821}}^1$

素因数の和:1412

約数の個数: 108

約数和(自身を含む): 1326389064

約数和(自身を除く): 904477164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 571, 821, 900, 1142, 1642, 1713, 2284, 2463, 2855, 3284, 3426, 4105, 4926, 5139, 5710, 6852, 7389, 8210, 8565, 9852, 10278, 11420, 12315, 14275, 14778, 16420, 17130, 20525, 20556, 24630, 25695, 28550, 29556, 34260, 36945, 41050, 42825, 49260, 51390, 57100, 61575, 73890, 82100, 85650, 102780, 123150, 128475, 147780, 171300, 184725, 246300, 256950, 369450, 468791, 513900, 738900, 937582, 1406373, 1875164, 2343955, 2812746, 4219119, 4687910, 5625492, 7031865, 8438238, 9375820, 11719775, 14063730, 16876476, 21095595, 23439550, 28127460, 35159325, 42191190, 46879100, 70318650, 84382380, 105477975, 140637300, 210955950, 421911900]

約数ペア:

[(1, 421911900), (2, 210955950), (3, 140637300), (4, 105477975), (5, 84382380), (6, 70318650), (9, 46879100), (10, 42191190), (12, 35159325), (15, 28127460), (18, 23439550), (20, 21095595), (25, 16876476), (30, 14063730), (36, 11719775), (45, 9375820), (50, 8438238), (60, 7031865), (75, 5625492), (90, 4687910), (100, 4219119), (150, 2812746), (180, 2343955), (225, 1875164), (300, 1406373), (450, 937582), (571, 738900), (821, 513900), (900, 468791), (1142, 369450), (1642, 256950), (1713, 246300), (2284, 184725), (2463, 171300), (2855, 147780), (3284, 128475), (3426, 123150), (4105, 102780), (4926, 85650), (5139, 82100), (5710, 73890), (6852, 61575), (7389, 57100), (8210, 51390), (8565, 49260), (9852, 42825), (10278, 41050), (11420, 36945), (12315, 34260), (14275, 29556), (14778, 28550), (16420, 25695), (17130, 24630), (20525, 20556)]