345473920

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1583}}^1$

素因数の和:1644

約数の個数: 128

約数和(自身を含む): 930631680

約数和(自身を除く): 585157760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 124, 128, 155, 160, 176, 220, 248, 310, 320, 341, 352, 440, 496, 620, 640, 682, 704, 880, 992, 1240, 1364, 1408, 1583, 1705, 1760, 1984, 2480, 2728, 3166, 3410, 3520, 3968, 4960, 5456, 6332, 6820, 7040, 7915, 9920, 10912, 12664, 13640, 15830, 17413, 19840, 21824, 25328, 27280, 31660, 34826, 43648, 49073, 50656, 54560, 63320, 69652, 87065, 98146, 101312, 109120, 126640, 139304, 174130, 196292, 202624, 218240, 245365, 253280, 278608, 348260, 392584, 490730, 506560, 539803, 557216, 696520, 785168, 981460, 1013120, 1079606, 1114432, 1393040, 1570336, 1962920, 2159212, 2228864, 2699015, 2786080, 3140672, 3925840, 4318424, 5398030, 5572160, 6281344, 7851680, 8636848, 10796060, 11144320, 15703360, 17273696, 21592120, 31406720, 34547392, 43184240, 69094784, 86368480, 172736960, 345473920]

約数ペア:

[(1, 345473920), (2, 172736960), (4, 86368480), (5, 69094784), (8, 43184240), (10, 34547392), (11, 31406720), (16, 21592120), (20, 17273696), (22, 15703360), (31, 11144320), (32, 10796060), (40, 8636848), (44, 7851680), (55, 6281344), (62, 5572160), (64, 5398030), (80, 4318424), (88, 3925840), (110, 3140672), (124, 2786080), (128, 2699015), (155, 2228864), (160, 2159212), (176, 1962920), (220, 1570336), (248, 1393040), (310, 1114432), (320, 1079606), (341, 1013120), (352, 981460), (440, 785168), (496, 696520), (620, 557216), (640, 539803), (682, 506560), (704, 490730), (880, 392584), (992, 348260), (1240, 278608), (1364, 253280), (1408, 245365), (1583, 218240), (1705, 202624), (1760, 196292), (1984, 174130), (2480, 139304), (2728, 126640), (3166, 109120), (3410, 101312), (3520, 98146), (3968, 87065), (4960, 69652), (5456, 63320), (6332, 54560), (6820, 50656), (7040, 49073), (7915, 43648), (9920, 34826), (10912, 31660), (12664, 27280), (13640, 25328), (15830, 21824), (17413, 19840)]