90741960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:268

約数の個数: 192

約数和(自身を含む): 312698880

約数和(自身を除く): 221956920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 47, 60, 62, 72, 90, 93, 94, 120, 124, 141, 155, 173, 180, 186, 188, 235, 248, 279, 282, 310, 346, 360, 372, 376, 423, 465, 470, 519, 558, 564, 620, 692, 705, 744, 846, 865, 930, 940, 1038, 1116, 1128, 1240, 1384, 1395, 1410, 1457, 1557, 1692, 1730, 1860, 1880, 2076, 2115, 2232, 2595, 2790, 2820, 2914, 3114, 3384, 3460, 3720, 4152, 4230, 4371, 5190, 5363, 5580, 5640, 5828, 6228, 6920, 7285, 7785, 8131, 8460, 8742, 10380, 10726, 11160, 11656, 12456, 13113, 14570, 15570, 16089, 16262, 16920, 17484, 20760, 21452, 21855, 24393, 26226, 26815, 29140, 31140, 32178, 32524, 34968, 40655, 42904, 43710, 48267, 48786, 52452, 53630, 58280, 62280, 64356, 65048, 65565, 73179, 80445, 81310, 87420, 96534, 97572, 104904, 107260, 121965, 128712, 131130, 146358, 160890, 162620, 174840, 193068, 195144, 214520, 241335, 243930, 252061, 262260, 292716, 321780, 325240, 365895, 386136, 482670, 487860, 504122, 524520, 585432, 643560, 731790, 756183, 965340, 975720, 1008244, 1260305, 1463580, 1512366, 1930680, 2016488, 2268549, 2520610, 2927160, 3024732, 3780915, 4537098, 5041220, 6049464, 7561830, 9074196, 10082440, 11342745, 15123660, 18148392, 22685490, 30247320, 45370980, 90741960]

約数ペア:

[(1, 90741960), (2, 45370980), (3, 30247320), (4, 22685490), (5, 18148392), (6, 15123660), (8, 11342745), (9, 10082440), (10, 9074196), (12, 7561830), (15, 6049464), (18, 5041220), (20, 4537098), (24, 3780915), (30, 3024732), (31, 2927160), (36, 2520610), (40, 2268549), (45, 2016488), (47, 1930680), (60, 1512366), (62, 1463580), (72, 1260305), (90, 1008244), (93, 975720), (94, 965340), (120, 756183), (124, 731790), (141, 643560), (155, 585432), (173, 524520), (180, 504122), (186, 487860), (188, 482670), (235, 386136), (248, 365895), (279, 325240), (282, 321780), (310, 292716), (346, 262260), (360, 252061), (372, 243930), (376, 241335), (423, 214520), (465, 195144), (470, 193068), (519, 174840), (558, 162620), (564, 160890), (620, 146358), (692, 131130), (705, 128712), (744, 121965), (846, 107260), (865, 104904), (930, 97572), (940, 96534), (1038, 87420), (1116, 81310), (1128, 80445), (1240, 73179), (1384, 65565), (1395, 65048), (1410, 64356), (1457, 62280), (1557, 58280), (1692, 53630), (1730, 52452), (1860, 48786), (1880, 48267), (2076, 43710), (2115, 42904), (2232, 40655), (2595, 34968), (2790, 32524), (2820, 32178), (2914, 31140), (3114, 29140), (3384, 26815), (3460, 26226), (3720, 24393), (4152, 21855), (4230, 21452), (4371, 20760), (5190, 17484), (5363, 16920), (5580, 16262), (5640, 16089), (5828, 15570), (6228, 14570), (6920, 13113), (7285, 12456), (7785, 11656), (8131, 11160), (8460, 10726), (8742, 10380)]