243325940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{571}}^1$

素因数の和:753

約数の個数: 96

約数和(自身を含む): 605404800

約数和(自身を除く): 362078860

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 149, 220, 260, 286, 298, 571, 572, 596, 715, 745, 1142, 1430, 1490, 1639, 1937, 2284, 2855, 2860, 2980, 3278, 3874, 5710, 6281, 6556, 7423, 7748, 8195, 9685, 11420, 12562, 14846, 16390, 19370, 21307, 25124, 29692, 31405, 32780, 37115, 38740, 42614, 62810, 74230, 81653, 85079, 85228, 106535, 125620, 148460, 163306, 170158, 213070, 326612, 340316, 408265, 425395, 426140, 816530, 850790, 935869, 1106027, 1633060, 1701580, 1871738, 2212054, 3743476, 4424108, 4679345, 5530135, 9358690, 11060270, 12166297, 18717380, 22120540, 24332594, 48665188, 60831485, 121662970, 243325940]

約数ペア:

[(1, 243325940), (2, 121662970), (4, 60831485), (5, 48665188), (10, 24332594), (11, 22120540), (13, 18717380), (20, 12166297), (22, 11060270), (26, 9358690), (44, 5530135), (52, 4679345), (55, 4424108), (65, 3743476), (110, 2212054), (130, 1871738), (143, 1701580), (149, 1633060), (220, 1106027), (260, 935869), (286, 850790), (298, 816530), (571, 426140), (572, 425395), (596, 408265), (715, 340316), (745, 326612), (1142, 213070), (1430, 170158), (1490, 163306), (1639, 148460), (1937, 125620), (2284, 106535), (2855, 85228), (2860, 85079), (2980, 81653), (3278, 74230), (3874, 62810), (5710, 42614), (6281, 38740), (6556, 37115), (7423, 32780), (7748, 31405), (8195, 29692), (9685, 25124), (11420, 21307), (12562, 19370), (14846, 16390)]