38480520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1451}}^1$

素因数の和:1495

約数の個数: 128

約数和(自身を含む): 131725440

約数和(自身を除く): 93244920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 221, 255, 260, 312, 340, 390, 408, 442, 510, 520, 663, 680, 780, 884, 1020, 1105, 1326, 1451, 1560, 1768, 2040, 2210, 2652, 2902, 3315, 4353, 4420, 5304, 5804, 6630, 7255, 8706, 8840, 11608, 13260, 14510, 17412, 18863, 21765, 24667, 26520, 29020, 34824, 37726, 43530, 49334, 56589, 58040, 74001, 75452, 87060, 94315, 98668, 113178, 123335, 148002, 150904, 174120, 188630, 197336, 226356, 246670, 282945, 296004, 320671, 370005, 377260, 452712, 493340, 565890, 592008, 641342, 740010, 754520, 962013, 986680, 1131780, 1282684, 1480020, 1603355, 1924026, 2263560, 2565368, 2960040, 3206710, 3848052, 4810065, 6413420, 7696104, 9620130, 12826840, 19240260, 38480520]

約数ペア:

[(1, 38480520), (2, 19240260), (3, 12826840), (4, 9620130), (5, 7696104), (6, 6413420), (8, 4810065), (10, 3848052), (12, 3206710), (13, 2960040), (15, 2565368), (17, 2263560), (20, 1924026), (24, 1603355), (26, 1480020), (30, 1282684), (34, 1131780), (39, 986680), (40, 962013), (51, 754520), (52, 740010), (60, 641342), (65, 592008), (68, 565890), (78, 493340), (85, 452712), (102, 377260), (104, 370005), (120, 320671), (130, 296004), (136, 282945), (156, 246670), (170, 226356), (195, 197336), (204, 188630), (221, 174120), (255, 150904), (260, 148002), (312, 123335), (340, 113178), (390, 98668), (408, 94315), (442, 87060), (510, 75452), (520, 74001), (663, 58040), (680, 56589), (780, 49334), (884, 43530), (1020, 37726), (1105, 34824), (1326, 29020), (1451, 26520), (1560, 24667), (1768, 21765), (2040, 18863), (2210, 17412), (2652, 14510), (2902, 13260), (3315, 11608), (4353, 8840), (4420, 8706), (5304, 7255), (5804, 6630)]