15295920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:219

約数の個数: 160

約数和(自身を含む): 52710912

約数和(自身を除く): 37414992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 23, 24, 30, 34, 40, 46, 48, 51, 60, 68, 69, 80, 85, 92, 102, 115, 120, 136, 138, 163, 170, 184, 204, 230, 240, 255, 272, 276, 326, 340, 345, 368, 391, 408, 460, 489, 510, 552, 652, 680, 690, 782, 815, 816, 920, 978, 1020, 1104, 1173, 1304, 1360, 1380, 1564, 1630, 1840, 1955, 1956, 2040, 2346, 2445, 2608, 2760, 2771, 3128, 3260, 3749, 3910, 3912, 4080, 4692, 4890, 5520, 5542, 5865, 6256, 6520, 7498, 7820, 7824, 8313, 9384, 9780, 11084, 11247, 11730, 13040, 13855, 14996, 15640, 16626, 18745, 18768, 19560, 22168, 22494, 23460, 27710, 29992, 31280, 33252, 37490, 39120, 41565, 44336, 44988, 46920, 55420, 56235, 59984, 63733, 66504, 74980, 83130, 89976, 93840, 110840, 112470, 127466, 133008, 149960, 166260, 179952, 191199, 221680, 224940, 254932, 299920, 318665, 332520, 382398, 449880, 509864, 637330, 665040, 764796, 899760, 955995, 1019728, 1274660, 1529592, 1911990, 2549320, 3059184, 3823980, 5098640, 7647960, 15295920]

約数ペア:

[(1, 15295920), (2, 7647960), (3, 5098640), (4, 3823980), (5, 3059184), (6, 2549320), (8, 1911990), (10, 1529592), (12, 1274660), (15, 1019728), (16, 955995), (17, 899760), (20, 764796), (23, 665040), (24, 637330), (30, 509864), (34, 449880), (40, 382398), (46, 332520), (48, 318665), (51, 299920), (60, 254932), (68, 224940), (69, 221680), (80, 191199), (85, 179952), (92, 166260), (102, 149960), (115, 133008), (120, 127466), (136, 112470), (138, 110840), (163, 93840), (170, 89976), (184, 83130), (204, 74980), (230, 66504), (240, 63733), (255, 59984), (272, 56235), (276, 55420), (326, 46920), (340, 44988), (345, 44336), (368, 41565), (391, 39120), (408, 37490), (460, 33252), (489, 31280), (510, 29992), (552, 27710), (652, 23460), (680, 22494), (690, 22168), (782, 19560), (815, 18768), (816, 18745), (920, 16626), (978, 15640), (1020, 14996), (1104, 13855), (1173, 13040), (1304, 11730), (1360, 11247), (1380, 11084), (1564, 9780), (1630, 9384), (1840, 8313), (1955, 7824), (1956, 7820), (2040, 7498), (2346, 6520), (2445, 6256), (2608, 5865), (2760, 5542), (2771, 5520), (3128, 4890), (3260, 4692), (3749, 4080), (3910, 3912)]