391096440

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{22171}}^1$

素因数の和:22202

約数の個数: 144

約数和(自身を含む): 1478650680

約数和(自身を除く): 1087554240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 5880, 8820, 17640, 22171, 44342, 66513, 88684, 110855, 133026, 155197, 177368, 199539, 221710, 266052, 310394, 332565, 399078, 443420, 465591, 532104, 620788, 665130, 775985, 798156, 886840, 931182, 997695, 1086379, 1241576, 1330260, 1396773, 1551970, 1596312, 1862364, 1995390, 2172758, 2327955, 2660520, 2793546, 3103940, 3259137, 3724728, 3990780, 4345516, 4655910, 5431895, 5587092, 6207880, 6518274, 6983865, 7981560, 8691032, 9311820, 9777411, 10863790, 11174184, 13036548, 13967730, 16295685, 18623640, 19554822, 21727580, 26073096, 27935460, 32591370, 39109644, 43455160, 48887055, 55870920, 65182740, 78219288, 97774110, 130365480, 195548220, 391096440]

約数ペア:

[(1, 391096440), (2, 195548220), (3, 130365480), (4, 97774110), (5, 78219288), (6, 65182740), (7, 55870920), (8, 48887055), (9, 43455160), (10, 39109644), (12, 32591370), (14, 27935460), (15, 26073096), (18, 21727580), (20, 19554822), (21, 18623640), (24, 16295685), (28, 13967730), (30, 13036548), (35, 11174184), (36, 10863790), (40, 9777411), (42, 9311820), (45, 8691032), (49, 7981560), (56, 6983865), (60, 6518274), (63, 6207880), (70, 5587092), (72, 5431895), (84, 4655910), (90, 4345516), (98, 3990780), (105, 3724728), (120, 3259137), (126, 3103940), (140, 2793546), (147, 2660520), (168, 2327955), (180, 2172758), (196, 1995390), (210, 1862364), (245, 1596312), (252, 1551970), (280, 1396773), (294, 1330260), (315, 1241576), (360, 1086379), (392, 997695), (420, 931182), (441, 886840), (490, 798156), (504, 775985), (588, 665130), (630, 620788), (735, 532104), (840, 465591), (882, 443420), (980, 399078), (1176, 332565), (1260, 310394), (1470, 266052), (1764, 221710), (1960, 199539), (2205, 177368), (2520, 155197), (2940, 133026), (3528, 110855), (4410, 88684), (5880, 66513), (8820, 44342), (17640, 22171)]