15247040

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:130

約数の個数: 112

約数和(自身を含む): 39502080

約数和(自身を除く): 24255040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 32, 40, 53, 58, 62, 64, 80, 106, 116, 124, 145, 155, 160, 212, 232, 248, 265, 290, 310, 320, 424, 464, 496, 530, 580, 620, 848, 899, 928, 992, 1060, 1160, 1240, 1537, 1643, 1696, 1798, 1856, 1984, 2120, 2320, 2480, 3074, 3286, 3392, 3596, 4240, 4495, 4640, 4960, 6148, 6572, 7192, 7685, 8215, 8480, 8990, 9280, 9920, 12296, 13144, 14384, 15370, 16430, 16960, 17980, 24592, 26288, 28768, 30740, 32860, 35960, 47647, 49184, 52576, 57536, 61480, 65720, 71920, 95294, 98368, 105152, 122960, 131440, 143840, 190588, 238235, 245920, 262880, 287680, 381176, 476470, 491840, 525760, 762352, 952940, 1524704, 1905880, 3049408, 3811760, 7623520, 15247040]

約数ペア:

[(1, 15247040), (2, 7623520), (4, 3811760), (5, 3049408), (8, 1905880), (10, 1524704), (16, 952940), (20, 762352), (29, 525760), (31, 491840), (32, 476470), (40, 381176), (53, 287680), (58, 262880), (62, 245920), (64, 238235), (80, 190588), (106, 143840), (116, 131440), (124, 122960), (145, 105152), (155, 98368), (160, 95294), (212, 71920), (232, 65720), (248, 61480), (265, 57536), (290, 52576), (310, 49184), (320, 47647), (424, 35960), (464, 32860), (496, 30740), (530, 28768), (580, 26288), (620, 24592), (848, 17980), (899, 16960), (928, 16430), (992, 15370), (1060, 14384), (1160, 13144), (1240, 12296), (1537, 9920), (1643, 9280), (1696, 8990), (1798, 8480), (1856, 8215), (1984, 7685), (2120, 7192), (2320, 6572), (2480, 6148), (3074, 4960), (3286, 4640), (3392, 4495), (3596, 4240)]