900016440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{167}}^1\times {\mathrm{463}}^1$

素因数の和:741

約数の個数: 128

約数和(自身を含む): 2750146560

約数和(自身を除く): 1850130120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 167, 194, 291, 334, 388, 463, 485, 501, 582, 668, 776, 835, 926, 970, 1002, 1164, 1336, 1389, 1455, 1670, 1852, 1940, 2004, 2315, 2328, 2505, 2778, 2910, 3340, 3704, 3880, 4008, 4630, 5010, 5556, 5820, 6680, 6945, 9260, 10020, 11112, 11640, 13890, 16199, 18520, 20040, 27780, 32398, 44911, 48597, 55560, 64796, 77321, 80995, 89822, 97194, 129592, 134733, 154642, 161990, 179644, 194388, 224555, 231963, 242985, 269466, 309284, 323980, 359288, 386605, 388776, 449110, 463926, 485970, 538932, 618568, 647960, 673665, 773210, 898220, 927852, 971940, 1077864, 1159815, 1347330, 1546420, 1796440, 1855704, 1943880, 2319630, 2694660, 3092840, 4639260, 5389320, 7500137, 9278520, 15000274, 22500411, 30000548, 37500685, 45000822, 60001096, 75001370, 90001644, 112502055, 150002740, 180003288, 225004110, 300005480, 450008220, 900016440]

約数ペア:

[(1, 900016440), (2, 450008220), (3, 300005480), (4, 225004110), (5, 180003288), (6, 150002740), (8, 112502055), (10, 90001644), (12, 75001370), (15, 60001096), (20, 45000822), (24, 37500685), (30, 30000548), (40, 22500411), (60, 15000274), (97, 9278520), (120, 7500137), (167, 5389320), (194, 4639260), (291, 3092840), (334, 2694660), (388, 2319630), (463, 1943880), (485, 1855704), (501, 1796440), (582, 1546420), (668, 1347330), (776, 1159815), (835, 1077864), (926, 971940), (970, 927852), (1002, 898220), (1164, 773210), (1336, 673665), (1389, 647960), (1455, 618568), (1670, 538932), (1852, 485970), (1940, 463926), (2004, 449110), (2315, 388776), (2328, 386605), (2505, 359288), (2778, 323980), (2910, 309284), (3340, 269466), (3704, 242985), (3880, 231963), (4008, 224555), (4630, 194388), (5010, 179644), (5556, 161990), (5820, 154642), (6680, 134733), (6945, 129592), (9260, 97194), (10020, 89822), (11112, 80995), (11640, 77321), (13890, 64796), (16199, 55560), (18520, 48597), (20040, 44911), (27780, 32398)]