315542500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:136

約数の個数: 240

約数和(自身を含む): 906209920

約数和(自身を除く): 590667420

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 25, 26, 28, 35, 38, 50, 52, 65, 70, 73, 76, 91, 95, 100, 125, 130, 133, 140, 146, 175, 182, 190, 247, 250, 260, 266, 292, 325, 350, 364, 365, 380, 455, 475, 494, 500, 511, 532, 625, 650, 665, 700, 730, 875, 910, 949, 950, 988, 1022, 1235, 1250, 1300, 1330, 1387, 1460, 1625, 1729, 1750, 1820, 1825, 1898, 1900, 2044, 2275, 2375, 2470, 2500, 2555, 2660, 2774, 3250, 3325, 3458, 3500, 3650, 3796, 4375, 4550, 4745, 4750, 4940, 5110, 5548, 6175, 6500, 6643, 6650, 6916, 6935, 7300, 8125, 8645, 8750, 9100, 9125, 9490, 9500, 9709, 10220, 11375, 11875, 12350, 12775, 13286, 13300, 13870, 16250, 16625, 17290, 17500, 18031, 18250, 18980, 19418, 22750, 23725, 23750, 24700, 25550, 26572, 27740, 30875, 32500, 33215, 33250, 34580, 34675, 36062, 36500, 38836, 43225, 45500, 45625, 47450, 47500, 48545, 51100, 56875, 61750, 63875, 66430, 66500, 69350, 72124, 83125, 86450, 90155, 91250, 94900, 97090, 113750, 118625, 123500, 126217, 127750, 132860, 138700, 154375, 166075, 166250, 172900, 173375, 180310, 182500, 194180, 216125, 227500, 237250, 242725, 252434, 255500, 308750, 319375, 332150, 332500, 346750, 360620, 432250, 450775, 474500, 485450, 504868, 593125, 617500, 631085, 638750, 664300, 693500, 830375, 864500, 866875, 901550, 970900, 1080625, 1186250, 1213625, 1262170, 1277500, 1660750, 1733750, 1803100, 2161250, 2253875, 2372500, 2427250, 2524340, 3155425, 3321500, 3467500, 4151875, 4322500, 4507750, 4854500, 6068125, 6310850, 8303750, 9015500, 11269375, 12136250, 12621700, 15777125, 16607500, 22538750, 24272500, 31554250, 45077500, 63108500, 78885625, 157771250, 315542500]

約数ペア:

[(1, 315542500), (2, 157771250), (4, 78885625), (5, 63108500), (7, 45077500), (10, 31554250), (13, 24272500), (14, 22538750), (19, 16607500), (20, 15777125), (25, 12621700), (26, 12136250), (28, 11269375), (35, 9015500), (38, 8303750), (50, 6310850), (52, 6068125), (65, 4854500), (70, 4507750), (73, 4322500), (76, 4151875), (91, 3467500), (95, 3321500), (100, 3155425), (125, 2524340), (130, 2427250), (133, 2372500), (140, 2253875), (146, 2161250), (175, 1803100), (182, 1733750), (190, 1660750), (247, 1277500), (250, 1262170), (260, 1213625), (266, 1186250), (292, 1080625), (325, 970900), (350, 901550), (364, 866875), (365, 864500), (380, 830375), (455, 693500), (475, 664300), (494, 638750), (500, 631085), (511, 617500), (532, 593125), (625, 504868), (650, 485450), (665, 474500), (700, 450775), (730, 432250), (875, 360620), (910, 346750), (949, 332500), (950, 332150), (988, 319375), (1022, 308750), (1235, 255500), (1250, 252434), (1300, 242725), (1330, 237250), (1387, 227500), (1460, 216125), (1625, 194180), (1729, 182500), (1750, 180310), (1820, 173375), (1825, 172900), (1898, 166250), (1900, 166075), (2044, 154375), (2275, 138700), (2375, 132860), (2470, 127750), (2500, 126217), (2555, 123500), (2660, 118625), (2774, 113750), (3250, 97090), (3325, 94900), (3458, 91250), (3500, 90155), (3650, 86450), (3796, 83125), (4375, 72124), (4550, 69350), (4745, 66500), (4750, 66430), (4940, 63875), (5110, 61750), (5548, 56875), (6175, 51100), (6500, 48545), (6643, 47500), (6650, 47450), (6916, 45625), (6935, 45500), (7300, 43225), (8125, 38836), (8645, 36500), (8750, 36062), (9100, 34675), (9125, 34580), (9490, 33250), (9500, 33215), (9709, 32500), (10220, 30875), (11375, 27740), (11875, 26572), (12350, 25550), (12775, 24700), (13286, 23750), (13300, 23725), (13870, 22750), (16250, 19418), (16625, 18980), (17290, 18250), (17500, 18031)]