1236252100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:354

約数の個数: 144

約数和(自身を含む): 2955366400

約数和(自身を除く): 1719114300

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 31, 38, 50, 62, 76, 95, 100, 124, 139, 151, 155, 190, 278, 302, 310, 380, 475, 556, 589, 604, 620, 695, 755, 775, 950, 1178, 1390, 1510, 1550, 1900, 2356, 2641, 2780, 2869, 2945, 3020, 3100, 3475, 3775, 4309, 4681, 5282, 5738, 5890, 6950, 7550, 8618, 9362, 10564, 11476, 11780, 13205, 13900, 14345, 14725, 15100, 17236, 18724, 20989, 21545, 23405, 26410, 28690, 29450, 41978, 43090, 46810, 52820, 57380, 58900, 66025, 71725, 81871, 83956, 86180, 88939, 93620, 104945, 107725, 117025, 132050, 143450, 163742, 177878, 209890, 215450, 234050, 264100, 286900, 327484, 355756, 398791, 409355, 419780, 430900, 444695, 468100, 524725, 650659, 797582, 818710, 889390, 1049450, 1301318, 1595164, 1637420, 1778780, 1993955, 2046775, 2098900, 2223475, 2602636, 3253295, 3987910, 4093550, 4446950, 6506590, 7975820, 8187100, 8893900, 9969775, 12362521, 13013180, 16266475, 19939550, 24725042, 32532950, 39879100, 49450084, 61812605, 65065900, 123625210, 247250420, 309063025, 618126050, 1236252100]

約数ペア:

[(1, 1236252100), (2, 618126050), (4, 309063025), (5, 247250420), (10, 123625210), (19, 65065900), (20, 61812605), (25, 49450084), (31, 39879100), (38, 32532950), (50, 24725042), (62, 19939550), (76, 16266475), (95, 13013180), (100, 12362521), (124, 9969775), (139, 8893900), (151, 8187100), (155, 7975820), (190, 6506590), (278, 4446950), (302, 4093550), (310, 3987910), (380, 3253295), (475, 2602636), (556, 2223475), (589, 2098900), (604, 2046775), (620, 1993955), (695, 1778780), (755, 1637420), (775, 1595164), (950, 1301318), (1178, 1049450), (1390, 889390), (1510, 818710), (1550, 797582), (1900, 650659), (2356, 524725), (2641, 468100), (2780, 444695), (2869, 430900), (2945, 419780), (3020, 409355), (3100, 398791), (3475, 355756), (3775, 327484), (4309, 286900), (4681, 264100), (5282, 234050), (5738, 215450), (5890, 209890), (6950, 177878), (7550, 163742), (8618, 143450), (9362, 132050), (10564, 117025), (11476, 107725), (11780, 104945), (13205, 93620), (13900, 88939), (14345, 86180), (14725, 83956), (15100, 81871), (17236, 71725), (18724, 66025), (20989, 58900), (21545, 57380), (23405, 52820), (26410, 46810), (28690, 43090), (29450, 41978)]