15279920000

素因数分解:

$2^7\times 5^4\times {\mathrm{389}}^1\times {\mathrm{491}}^1$

素因数の和:914

約数の個数: 160

約数和(自身を含む): 38213861400

約数和(自身を除く): 22933941400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 320, 389, 400, 491, 500, 625, 640, 778, 800, 982, 1000, 1250, 1556, 1600, 1945, 1964, 2000, 2455, 2500, 3112, 3200, 3890, 3928, 4000, 4910, 5000, 6224, 7780, 7856, 8000, 9725, 9820, 10000, 12275, 12448, 15560, 15712, 16000, 19450, 19640, 20000, 24550, 24896, 31120, 31424, 38900, 39280, 40000, 48625, 49100, 49792, 61375, 62240, 62848, 77800, 78560, 80000, 97250, 98200, 122750, 124480, 155600, 157120, 190999, 194500, 196400, 243125, 245500, 248960, 306875, 311200, 314240, 381998, 389000, 392800, 486250, 491000, 613750, 622400, 763996, 778000, 785600, 954995, 972500, 982000, 1227500, 1244800, 1527992, 1556000, 1571200, 1909990, 1945000, 1964000, 2455000, 3055984, 3112000, 3819980, 3890000, 3928000, 4774975, 4910000, 6111968, 6224000, 7639960, 7780000, 7856000, 9549950, 9820000, 12223936, 15279920, 15560000, 19099900, 19640000, 23874875, 24447872, 30559840, 31120000, 38199800, 39280000, 47749750, 61119680, 76399600, 95499500, 119374375, 122239360, 152799200, 190999000, 238748750, 305598400, 381998000, 477497500, 611196800, 763996000, 954995000, 1527992000, 1909990000, 3055984000, 3819980000, 7639960000, 15279920000]

約数ペア:

[(1, 15279920000), (2, 7639960000), (4, 3819980000), (5, 3055984000), (8, 1909990000), (10, 1527992000), (16, 954995000), (20, 763996000), (25, 611196800), (32, 477497500), (40, 381998000), (50, 305598400), (64, 238748750), (80, 190999000), (100, 152799200), (125, 122239360), (128, 119374375), (160, 95499500), (200, 76399600), (250, 61119680), (320, 47749750), (389, 39280000), (400, 38199800), (491, 31120000), (500, 30559840), (625, 24447872), (640, 23874875), (778, 19640000), (800, 19099900), (982, 15560000), (1000, 15279920), (1250, 12223936), (1556, 9820000), (1600, 9549950), (1945, 7856000), (1964, 7780000), (2000, 7639960), (2455, 6224000), (2500, 6111968), (3112, 4910000), (3200, 4774975), (3890, 3928000), (3928, 3890000), (4000, 3819980), (4910, 3112000), (5000, 3055984), (6224, 2455000), (7780, 1964000), (7856, 1945000), (8000, 1909990), (9725, 1571200), (9820, 1556000), (10000, 1527992), (12275, 1244800), (12448, 1227500), (15560, 982000), (15712, 972500), (16000, 954995), (19450, 785600), (19640, 778000), (20000, 763996), (24550, 622400), (24896, 613750), (31120, 491000), (31424, 486250), (38900, 392800), (39280, 389000), (40000, 381998), (48625, 314240), (49100, 311200), (49792, 306875), (61375, 248960), (62240, 245500), (62848, 243125), (77800, 196400), (78560, 194500), (80000, 190999), (97250, 157120), (98200, 155600), (122750, 124480)]