845880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:93

約数の個数: 128

約数和(自身を含む): 3110400

約数和(自身を除く): 2264520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 53, 56, 57, 60, 70, 76, 84, 95, 105, 106, 114, 120, 133, 140, 152, 159, 168, 190, 210, 212, 228, 265, 266, 280, 285, 318, 371, 380, 399, 420, 424, 456, 530, 532, 570, 636, 665, 742, 760, 795, 798, 840, 1007, 1060, 1064, 1113, 1140, 1272, 1330, 1484, 1590, 1596, 1855, 1995, 2014, 2120, 2226, 2280, 2660, 2968, 3021, 3180, 3192, 3710, 3990, 4028, 4452, 5035, 5320, 5565, 6042, 6360, 7049, 7420, 7980, 8056, 8904, 10070, 11130, 12084, 14098, 14840, 15105, 15960, 20140, 21147, 22260, 24168, 28196, 30210, 35245, 40280, 42294, 44520, 56392, 60420, 70490, 84588, 105735, 120840, 140980, 169176, 211470, 281960, 422940, 845880]

約数ペア:

[(1, 845880), (2, 422940), (3, 281960), (4, 211470), (5, 169176), (6, 140980), (7, 120840), (8, 105735), (10, 84588), (12, 70490), (14, 60420), (15, 56392), (19, 44520), (20, 42294), (21, 40280), (24, 35245), (28, 30210), (30, 28196), (35, 24168), (38, 22260), (40, 21147), (42, 20140), (53, 15960), (56, 15105), (57, 14840), (60, 14098), (70, 12084), (76, 11130), (84, 10070), (95, 8904), (105, 8056), (106, 7980), (114, 7420), (120, 7049), (133, 6360), (140, 6042), (152, 5565), (159, 5320), (168, 5035), (190, 4452), (210, 4028), (212, 3990), (228, 3710), (265, 3192), (266, 3180), (280, 3021), (285, 2968), (318, 2660), (371, 2280), (380, 2226), (399, 2120), (420, 2014), (424, 1995), (456, 1855), (530, 1596), (532, 1590), (570, 1484), (636, 1330), (665, 1272), (742, 1140), (760, 1113), (795, 1064), (798, 1060), (840, 1007)]