156845120

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1$

素因数の和:308

約数の個数: 112

約数和(自身を含む): 391899648

約数和(自身を除く): 235054528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 97, 124, 155, 160, 163, 194, 248, 310, 320, 326, 388, 485, 496, 620, 652, 776, 815, 970, 992, 1240, 1304, 1552, 1630, 1940, 1984, 2480, 2608, 3007, 3104, 3260, 3880, 4960, 5053, 5216, 6014, 6208, 6520, 7760, 9920, 10106, 10432, 12028, 13040, 15035, 15520, 15811, 20212, 24056, 25265, 26080, 30070, 31040, 31622, 40424, 48112, 50530, 52160, 60140, 63244, 79055, 80848, 96224, 101060, 120280, 126488, 158110, 161696, 192448, 202120, 240560, 252976, 316220, 323392, 404240, 481120, 490141, 505952, 632440, 808480, 962240, 980282, 1011904, 1264880, 1616960, 1960564, 2450705, 2529760, 3921128, 4901410, 5059520, 7842256, 9802820, 15684512, 19605640, 31369024, 39211280, 78422560, 156845120]

約数ペア:

[(1, 156845120), (2, 78422560), (4, 39211280), (5, 31369024), (8, 19605640), (10, 15684512), (16, 9802820), (20, 7842256), (31, 5059520), (32, 4901410), (40, 3921128), (62, 2529760), (64, 2450705), (80, 1960564), (97, 1616960), (124, 1264880), (155, 1011904), (160, 980282), (163, 962240), (194, 808480), (248, 632440), (310, 505952), (320, 490141), (326, 481120), (388, 404240), (485, 323392), (496, 316220), (620, 252976), (652, 240560), (776, 202120), (815, 192448), (970, 161696), (992, 158110), (1240, 126488), (1304, 120280), (1552, 101060), (1630, 96224), (1940, 80848), (1984, 79055), (2480, 63244), (2608, 60140), (3007, 52160), (3104, 50530), (3260, 48112), (3880, 40424), (4960, 31622), (5053, 31040), (5216, 30070), (6014, 26080), (6208, 25265), (6520, 24056), (7760, 20212), (9920, 15811), (10106, 15520), (10432, 15035), (12028, 13040)]