388732500

素因数分解:

$2^2\times 3^3\times 5^4\times {\mathrm{13}}^1\times {\mathrm{443}}^1$

素因数の和:489

約数の個数: 240

約数和(自身を含む): 1359314880

約数和(自身を除く): 970582380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 27, 30, 36, 39, 45, 50, 52, 54, 60, 65, 75, 78, 90, 100, 108, 117, 125, 130, 135, 150, 156, 180, 195, 225, 234, 250, 260, 270, 300, 325, 351, 375, 390, 443, 450, 468, 500, 540, 585, 625, 650, 675, 702, 750, 780, 886, 900, 975, 1125, 1170, 1250, 1300, 1329, 1350, 1404, 1500, 1625, 1755, 1772, 1875, 1950, 2215, 2250, 2340, 2500, 2658, 2700, 2925, 3250, 3375, 3510, 3750, 3900, 3987, 4430, 4500, 4875, 5316, 5625, 5759, 5850, 6500, 6645, 6750, 7020, 7500, 7974, 8125, 8775, 8860, 9750, 11075, 11250, 11518, 11700, 11961, 13290, 13500, 14625, 15948, 16250, 16875, 17277, 17550, 19500, 19935, 22150, 22500, 23036, 23922, 24375, 26580, 28795, 29250, 32500, 33225, 33750, 34554, 35100, 39870, 43875, 44300, 47844, 48750, 51831, 55375, 57590, 58500, 59805, 66450, 67500, 69108, 73125, 79740, 86385, 87750, 97500, 99675, 103662, 110750, 115180, 119610, 132900, 143975, 146250, 155493, 166125, 172770, 175500, 199350, 207324, 219375, 221500, 239220, 259155, 276875, 287950, 292500, 299025, 310986, 332250, 345540, 398700, 431925, 438750, 498375, 518310, 553750, 575900, 598050, 621972, 664500, 719875, 777465, 830625, 863850, 877500, 996750, 1036620, 1107500, 1196100, 1295775, 1439750, 1495125, 1554930, 1661250, 1727700, 1993500, 2159625, 2491875, 2591550, 2879500, 2990250, 3109860, 3322500, 3599375, 3887325, 4319250, 4983750, 5183100, 5980500, 6478875, 7198750, 7475625, 7774650, 8638500, 9967500, 10798125, 12957750, 14397500, 14951250, 15549300, 19436625, 21596250, 25915500, 29902500, 32394375, 38873250, 43192500, 64788750, 77746500, 97183125, 129577500, 194366250, 388732500]

約数ペア:

[(1, 388732500), (2, 194366250), (3, 129577500), (4, 97183125), (5, 77746500), (6, 64788750), (9, 43192500), (10, 38873250), (12, 32394375), (13, 29902500), (15, 25915500), (18, 21596250), (20, 19436625), (25, 15549300), (26, 14951250), (27, 14397500), (30, 12957750), (36, 10798125), (39, 9967500), (45, 8638500), (50, 7774650), (52, 7475625), (54, 7198750), (60, 6478875), (65, 5980500), (75, 5183100), (78, 4983750), (90, 4319250), (100, 3887325), (108, 3599375), (117, 3322500), (125, 3109860), (130, 2990250), (135, 2879500), (150, 2591550), (156, 2491875), (180, 2159625), (195, 1993500), (225, 1727700), (234, 1661250), (250, 1554930), (260, 1495125), (270, 1439750), (300, 1295775), (325, 1196100), (351, 1107500), (375, 1036620), (390, 996750), (443, 877500), (450, 863850), (468, 830625), (500, 777465), (540, 719875), (585, 664500), (625, 621972), (650, 598050), (675, 575900), (702, 553750), (750, 518310), (780, 498375), (886, 438750), (900, 431925), (975, 398700), (1125, 345540), (1170, 332250), (1250, 310986), (1300, 299025), (1329, 292500), (1350, 287950), (1404, 276875), (1500, 259155), (1625, 239220), (1755, 221500), (1772, 219375), (1875, 207324), (1950, 199350), (2215, 175500), (2250, 172770), (2340, 166125), (2500, 155493), (2658, 146250), (2700, 143975), (2925, 132900), (3250, 119610), (3375, 115180), (3510, 110750), (3750, 103662), (3900, 99675), (3987, 97500), (4430, 87750), (4500, 86385), (4875, 79740), (5316, 73125), (5625, 69108), (5759, 67500), (5850, 66450), (6500, 59805), (6645, 58500), (6750, 57590), (7020, 55375), (7500, 51831), (7974, 48750), (8125, 47844), (8775, 44300), (8860, 43875), (9750, 39870), (11075, 35100), (11250, 34554), (11518, 33750), (11700, 33225), (11961, 32500), (13290, 29250), (13500, 28795), (14625, 26580), (15948, 24375), (16250, 23922), (16875, 23036), (17277, 22500), (17550, 22150), (19500, 19935)]