78391590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:254

約数の個数: 128

約数和(自身を含む): 214244352

約数和(自身を除く): 135852762

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 23, 30, 34, 41, 46, 51, 69, 82, 85, 102, 115, 123, 138, 163, 170, 205, 230, 246, 255, 326, 345, 391, 410, 489, 510, 615, 690, 697, 782, 815, 943, 978, 1173, 1230, 1394, 1630, 1886, 1955, 2091, 2346, 2445, 2771, 2829, 3485, 3749, 3910, 4182, 4715, 4890, 5542, 5658, 5865, 6683, 6970, 7498, 8313, 9430, 10455, 11247, 11730, 13366, 13855, 14145, 16031, 16626, 18745, 20049, 20910, 22494, 27710, 28290, 32062, 33415, 37490, 40098, 41565, 48093, 56235, 63733, 66830, 80155, 83130, 96186, 100245, 112470, 113611, 127466, 153709, 160310, 191199, 200490, 227222, 240465, 307418, 318665, 340833, 382398, 461127, 480930, 568055, 637330, 681666, 768545, 922254, 955995, 1136110, 1537090, 1704165, 1911990, 2305635, 2613053, 3408330, 4611270, 5226106, 7839159, 13065265, 15678318, 26130530, 39195795, 78391590]

約数ペア:

[(1, 78391590), (2, 39195795), (3, 26130530), (5, 15678318), (6, 13065265), (10, 7839159), (15, 5226106), (17, 4611270), (23, 3408330), (30, 2613053), (34, 2305635), (41, 1911990), (46, 1704165), (51, 1537090), (69, 1136110), (82, 955995), (85, 922254), (102, 768545), (115, 681666), (123, 637330), (138, 568055), (163, 480930), (170, 461127), (205, 382398), (230, 340833), (246, 318665), (255, 307418), (326, 240465), (345, 227222), (391, 200490), (410, 191199), (489, 160310), (510, 153709), (615, 127466), (690, 113611), (697, 112470), (782, 100245), (815, 96186), (943, 83130), (978, 80155), (1173, 66830), (1230, 63733), (1394, 56235), (1630, 48093), (1886, 41565), (1955, 40098), (2091, 37490), (2346, 33415), (2445, 32062), (2771, 28290), (2829, 27710), (3485, 22494), (3749, 20910), (3910, 20049), (4182, 18745), (4715, 16626), (4890, 16031), (5542, 14145), (5658, 13855), (5865, 13366), (6683, 11730), (6970, 11247), (7498, 10455), (8313, 9430)]