15115600

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:125

約数の個数: 120

約数和(自身を含む): 39854592

約数和(自身を除く): 24738992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 31, 40, 46, 50, 53, 62, 80, 92, 100, 106, 115, 124, 155, 184, 200, 212, 230, 248, 265, 310, 368, 400, 424, 460, 496, 530, 575, 620, 713, 775, 848, 920, 1060, 1150, 1219, 1240, 1325, 1426, 1550, 1643, 1840, 2120, 2300, 2438, 2480, 2650, 2852, 3100, 3286, 3565, 4240, 4600, 4876, 5300, 5704, 6095, 6200, 6572, 7130, 8215, 9200, 9752, 10600, 11408, 12190, 12400, 13144, 14260, 16430, 17825, 19504, 21200, 24380, 26288, 28520, 30475, 32860, 35650, 37789, 41075, 48760, 57040, 60950, 65720, 71300, 75578, 82150, 97520, 121900, 131440, 142600, 151156, 164300, 188945, 243800, 285200, 302312, 328600, 377890, 487600, 604624, 657200, 755780, 944725, 1511560, 1889450, 3023120, 3778900, 7557800, 15115600]

約数ペア:

[(1, 15115600), (2, 7557800), (4, 3778900), (5, 3023120), (8, 1889450), (10, 1511560), (16, 944725), (20, 755780), (23, 657200), (25, 604624), (31, 487600), (40, 377890), (46, 328600), (50, 302312), (53, 285200), (62, 243800), (80, 188945), (92, 164300), (100, 151156), (106, 142600), (115, 131440), (124, 121900), (155, 97520), (184, 82150), (200, 75578), (212, 71300), (230, 65720), (248, 60950), (265, 57040), (310, 48760), (368, 41075), (400, 37789), (424, 35650), (460, 32860), (496, 30475), (530, 28520), (575, 26288), (620, 24380), (713, 21200), (775, 19504), (848, 17825), (920, 16430), (1060, 14260), (1150, 13144), (1219, 12400), (1240, 12190), (1325, 11408), (1426, 10600), (1550, 9752), (1643, 9200), (1840, 8215), (2120, 7130), (2300, 6572), (2438, 6200), (2480, 6095), (2650, 5704), (2852, 5300), (3100, 4876), (3286, 4600), (3565, 4240)]