39960240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:219

約数の個数: 160

約数和(自身を含む): 131991552

約数和(自身を除く): 92031312

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 41, 48, 60, 62, 80, 82, 93, 120, 123, 124, 131, 155, 164, 186, 205, 240, 246, 248, 262, 310, 328, 372, 393, 410, 465, 492, 496, 524, 615, 620, 655, 656, 744, 786, 820, 930, 984, 1048, 1230, 1240, 1271, 1310, 1488, 1572, 1640, 1860, 1965, 1968, 2096, 2460, 2480, 2542, 2620, 3144, 3280, 3720, 3813, 3930, 4061, 4920, 5084, 5240, 5371, 6288, 6355, 7440, 7626, 7860, 8122, 9840, 10168, 10480, 10742, 12183, 12710, 15252, 15720, 16113, 16244, 19065, 20305, 20336, 21484, 24366, 25420, 26855, 30504, 31440, 32226, 32488, 38130, 40610, 42968, 48732, 50840, 53710, 60915, 61008, 64452, 64976, 76260, 80565, 81220, 85936, 97464, 101680, 107420, 121830, 128904, 152520, 161130, 162440, 166501, 194928, 214840, 243660, 257808, 305040, 322260, 324880, 333002, 429680, 487320, 499503, 644520, 666004, 832505, 974640, 999006, 1289040, 1332008, 1665010, 1998012, 2497515, 2664016, 3330020, 3996024, 4995030, 6660040, 7992048, 9990060, 13320080, 19980120, 39960240]

約数ペア:

[(1, 39960240), (2, 19980120), (3, 13320080), (4, 9990060), (5, 7992048), (6, 6660040), (8, 4995030), (10, 3996024), (12, 3330020), (15, 2664016), (16, 2497515), (20, 1998012), (24, 1665010), (30, 1332008), (31, 1289040), (40, 999006), (41, 974640), (48, 832505), (60, 666004), (62, 644520), (80, 499503), (82, 487320), (93, 429680), (120, 333002), (123, 324880), (124, 322260), (131, 305040), (155, 257808), (164, 243660), (186, 214840), (205, 194928), (240, 166501), (246, 162440), (248, 161130), (262, 152520), (310, 128904), (328, 121830), (372, 107420), (393, 101680), (410, 97464), (465, 85936), (492, 81220), (496, 80565), (524, 76260), (615, 64976), (620, 64452), (655, 61008), (656, 60915), (744, 53710), (786, 50840), (820, 48732), (930, 42968), (984, 40610), (1048, 38130), (1230, 32488), (1240, 32226), (1271, 31440), (1310, 30504), (1488, 26855), (1572, 25420), (1640, 24366), (1860, 21484), (1965, 20336), (1968, 20305), (2096, 19065), (2460, 16244), (2480, 16113), (2542, 15720), (2620, 15252), (3144, 12710), (3280, 12183), (3720, 10742), (3813, 10480), (3930, 10168), (4061, 9840), (4920, 8122), (5084, 7860), (5240, 7626), (5371, 7440), (6288, 6355)]