1487180000

素因数分解:

$2^5\times 5^4\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:167

約数の個数: 240

約数和(自身を含む): 3953559456

約数和(自身を除く): 2466379456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 53, 61, 80, 92, 100, 106, 115, 122, 125, 160, 184, 200, 212, 230, 244, 250, 265, 305, 368, 400, 424, 460, 488, 500, 530, 575, 610, 625, 736, 800, 848, 920, 976, 1000, 1060, 1150, 1219, 1220, 1250, 1325, 1403, 1525, 1696, 1840, 1952, 2000, 2120, 2300, 2438, 2440, 2500, 2650, 2806, 2875, 3050, 3233, 3680, 4000, 4240, 4600, 4876, 4880, 5000, 5300, 5612, 5750, 6095, 6100, 6466, 6625, 7015, 7625, 8480, 9200, 9752, 9760, 10000, 10600, 11224, 11500, 12190, 12200, 12932, 13250, 14030, 14375, 15250, 16165, 18400, 19504, 20000, 21200, 22448, 23000, 24380, 24400, 25864, 26500, 28060, 28750, 30475, 30500, 32330, 33125, 35075, 38125, 39008, 42400, 44896, 46000, 48760, 48800, 51728, 53000, 56120, 57500, 60950, 61000, 64660, 66250, 70150, 74359, 76250, 80825, 92000, 97520, 103456, 106000, 112240, 115000, 121900, 122000, 129320, 132500, 140300, 148718, 152375, 152500, 161650, 175375, 195040, 212000, 224480, 230000, 243800, 244000, 258640, 265000, 280600, 297436, 304750, 305000, 323300, 350750, 371795, 404125, 460000, 487600, 517280, 530000, 561200, 594872, 609500, 610000, 646600, 701500, 743590, 761875, 808250, 876875, 975200, 1060000, 1122400, 1189744, 1219000, 1220000, 1293200, 1403000, 1487180, 1523750, 1616500, 1753750, 1858975, 2020625, 2379488, 2438000, 2586400, 2806000, 2974360, 3047500, 3233000, 3507500, 3717950, 4041250, 4876000, 5612000, 5948720, 6095000, 6466000, 7015000, 7435900, 8082500, 9294875, 11897440, 12190000, 12932000, 14030000, 14871800, 16165000, 18589750, 24380000, 28060000, 29743600, 32330000, 37179500, 46474375, 59487200, 64660000, 74359000, 92948750, 148718000, 185897500, 297436000, 371795000, 743590000, 1487180000]

約数ペア:

[(1, 1487180000), (2, 743590000), (4, 371795000), (5, 297436000), (8, 185897500), (10, 148718000), (16, 92948750), (20, 74359000), (23, 64660000), (25, 59487200), (32, 46474375), (40, 37179500), (46, 32330000), (50, 29743600), (53, 28060000), (61, 24380000), (80, 18589750), (92, 16165000), (100, 14871800), (106, 14030000), (115, 12932000), (122, 12190000), (125, 11897440), (160, 9294875), (184, 8082500), (200, 7435900), (212, 7015000), (230, 6466000), (244, 6095000), (250, 5948720), (265, 5612000), (305, 4876000), (368, 4041250), (400, 3717950), (424, 3507500), (460, 3233000), (488, 3047500), (500, 2974360), (530, 2806000), (575, 2586400), (610, 2438000), (625, 2379488), (736, 2020625), (800, 1858975), (848, 1753750), (920, 1616500), (976, 1523750), (1000, 1487180), (1060, 1403000), (1150, 1293200), (1219, 1220000), (1220, 1219000), (1250, 1189744), (1325, 1122400), (1403, 1060000), (1525, 975200), (1696, 876875), (1840, 808250), (1952, 761875), (2000, 743590), (2120, 701500), (2300, 646600), (2438, 610000), (2440, 609500), (2500, 594872), (2650, 561200), (2806, 530000), (2875, 517280), (3050, 487600), (3233, 460000), (3680, 404125), (4000, 371795), (4240, 350750), (4600, 323300), (4876, 305000), (4880, 304750), (5000, 297436), (5300, 280600), (5612, 265000), (5750, 258640), (6095, 244000), (6100, 243800), (6466, 230000), (6625, 224480), (7015, 212000), (7625, 195040), (8480, 175375), (9200, 161650), (9752, 152500), (9760, 152375), (10000, 148718), (10600, 140300), (11224, 132500), (11500, 129320), (12190, 122000), (12200, 121900), (12932, 115000), (13250, 112240), (14030, 106000), (14375, 103456), (15250, 97520), (16165, 92000), (18400, 80825), (19504, 76250), (20000, 74359), (21200, 70150), (22448, 66250), (23000, 64660), (24380, 61000), (24400, 60950), (25864, 57500), (26500, 56120), (28060, 53000), (28750, 51728), (30475, 48800), (30500, 48760), (32330, 46000), (33125, 44896), (35075, 42400), (38125, 39008)]