128518980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{773}}^1$

素因数の和:965

約数の個数: 96

約数和(自身を含む): 383854464

約数和(自身を除く): 255335484

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 163, 170, 204, 255, 326, 340, 489, 510, 652, 773, 815, 978, 1020, 1546, 1630, 1956, 2319, 2445, 2771, 3092, 3260, 3865, 4638, 4890, 5542, 7730, 8313, 9276, 9780, 11084, 11595, 13141, 13855, 15460, 16626, 23190, 26282, 27710, 33252, 39423, 41565, 46380, 52564, 55420, 65705, 78846, 83130, 125999, 131410, 157692, 166260, 197115, 251998, 262820, 377997, 394230, 503996, 629995, 755994, 788460, 1259990, 1511988, 1889985, 2141983, 2519980, 3779970, 4283966, 6425949, 7559940, 8567932, 10709915, 12851898, 21419830, 25703796, 32129745, 42839660, 64259490, 128518980]

約数ペア:

[(1, 128518980), (2, 64259490), (3, 42839660), (4, 32129745), (5, 25703796), (6, 21419830), (10, 12851898), (12, 10709915), (15, 8567932), (17, 7559940), (20, 6425949), (30, 4283966), (34, 3779970), (51, 2519980), (60, 2141983), (68, 1889985), (85, 1511988), (102, 1259990), (163, 788460), (170, 755994), (204, 629995), (255, 503996), (326, 394230), (340, 377997), (489, 262820), (510, 251998), (652, 197115), (773, 166260), (815, 157692), (978, 131410), (1020, 125999), (1546, 83130), (1630, 78846), (1956, 65705), (2319, 55420), (2445, 52564), (2771, 46380), (3092, 41565), (3260, 39423), (3865, 33252), (4638, 27710), (4890, 26282), (5542, 23190), (7730, 16626), (8313, 15460), (9276, 13855), (9780, 13141), (11084, 11595)]