156657720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1873}}^1$

素因数の和:1945

約数の個数: 128

約数和(自身を含む): 510027840

約数和(自身を除く): 353370120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 41, 51, 60, 68, 82, 85, 102, 120, 123, 136, 164, 170, 204, 205, 246, 255, 328, 340, 408, 410, 492, 510, 615, 680, 697, 820, 984, 1020, 1230, 1394, 1640, 1873, 2040, 2091, 2460, 2788, 3485, 3746, 4182, 4920, 5576, 5619, 6970, 7492, 8364, 9365, 10455, 11238, 13940, 14984, 16728, 18730, 20910, 22476, 27880, 28095, 31841, 37460, 41820, 44952, 56190, 63682, 74920, 76793, 83640, 95523, 112380, 127364, 153586, 159205, 191046, 224760, 230379, 254728, 307172, 318410, 382092, 383965, 460758, 477615, 614344, 636820, 764184, 767930, 921516, 955230, 1151895, 1273640, 1305481, 1535860, 1843032, 1910460, 2303790, 2610962, 3071720, 3820920, 3916443, 4607580, 5221924, 6527405, 7832886, 9215160, 10443848, 13054810, 15665772, 19582215, 26109620, 31331544, 39164430, 52219240, 78328860, 156657720]

約数ペア:

[(1, 156657720), (2, 78328860), (3, 52219240), (4, 39164430), (5, 31331544), (6, 26109620), (8, 19582215), (10, 15665772), (12, 13054810), (15, 10443848), (17, 9215160), (20, 7832886), (24, 6527405), (30, 5221924), (34, 4607580), (40, 3916443), (41, 3820920), (51, 3071720), (60, 2610962), (68, 2303790), (82, 1910460), (85, 1843032), (102, 1535860), (120, 1305481), (123, 1273640), (136, 1151895), (164, 955230), (170, 921516), (204, 767930), (205, 764184), (246, 636820), (255, 614344), (328, 477615), (340, 460758), (408, 383965), (410, 382092), (492, 318410), (510, 307172), (615, 254728), (680, 230379), (697, 224760), (820, 191046), (984, 159205), (1020, 153586), (1230, 127364), (1394, 112380), (1640, 95523), (1873, 83640), (2040, 76793), (2091, 74920), (2460, 63682), (2788, 56190), (3485, 44952), (3746, 41820), (4182, 37460), (4920, 31841), (5576, 28095), (5619, 27880), (6970, 22476), (7492, 20910), (8364, 18730), (9365, 16728), (10455, 14984), (11238, 13940)]