2540335980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{6553}}^1$

素因数の和:6656

約数の個数: 192

約数和(自身を含む): 8879044608

約数和(自身を除く): 6338708628

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 71, 78, 84, 91, 105, 130, 140, 142, 156, 182, 195, 210, 213, 260, 273, 284, 355, 364, 390, 420, 426, 455, 497, 546, 710, 780, 852, 910, 923, 994, 1065, 1092, 1365, 1420, 1491, 1820, 1846, 1988, 2130, 2485, 2730, 2769, 2982, 3692, 4260, 4615, 4970, 5460, 5538, 5964, 6461, 6553, 7455, 9230, 9940, 11076, 12922, 13106, 13845, 14910, 18460, 19383, 19659, 25844, 26212, 27690, 29820, 32305, 32765, 38766, 39318, 45871, 55380, 64610, 65530, 77532, 78636, 85189, 91742, 96915, 98295, 129220, 131060, 137613, 170378, 183484, 193830, 196590, 229355, 255567, 275226, 340756, 387660, 393180, 425945, 458710, 465263, 511134, 550452, 596323, 688065, 851890, 917420, 930526, 1022268, 1192646, 1277835, 1376130, 1395789, 1703780, 1788969, 1861052, 2326315, 2385292, 2555670, 2752260, 2791578, 2981615, 3256841, 3577938, 4652630, 5111340, 5583156, 5963230, 6048419, 6513682, 6978945, 7155876, 8944845, 9305260, 9770523, 11926460, 12096838, 13027364, 13957890, 16284205, 17889690, 18145257, 19541046, 24193676, 27915780, 30242095, 32568410, 35779380, 36290514, 39082092, 42338933, 48852615, 60484190, 65136820, 72581028, 84677866, 90726285, 97705230, 120968380, 127016799, 169355732, 181452570, 195410460, 211694665, 254033598, 362905140, 423389330, 508067196, 635083995, 846778660, 1270167990, 2540335980]

約数ペア:

[(1, 2540335980), (2, 1270167990), (3, 846778660), (4, 635083995), (5, 508067196), (6, 423389330), (7, 362905140), (10, 254033598), (12, 211694665), (13, 195410460), (14, 181452570), (15, 169355732), (20, 127016799), (21, 120968380), (26, 97705230), (28, 90726285), (30, 84677866), (35, 72581028), (39, 65136820), (42, 60484190), (52, 48852615), (60, 42338933), (65, 39082092), (70, 36290514), (71, 35779380), (78, 32568410), (84, 30242095), (91, 27915780), (105, 24193676), (130, 19541046), (140, 18145257), (142, 17889690), (156, 16284205), (182, 13957890), (195, 13027364), (210, 12096838), (213, 11926460), (260, 9770523), (273, 9305260), (284, 8944845), (355, 7155876), (364, 6978945), (390, 6513682), (420, 6048419), (426, 5963230), (455, 5583156), (497, 5111340), (546, 4652630), (710, 3577938), (780, 3256841), (852, 2981615), (910, 2791578), (923, 2752260), (994, 2555670), (1065, 2385292), (1092, 2326315), (1365, 1861052), (1420, 1788969), (1491, 1703780), (1820, 1395789), (1846, 1376130), (1988, 1277835), (2130, 1192646), (2485, 1022268), (2730, 930526), (2769, 917420), (2982, 851890), (3692, 688065), (4260, 596323), (4615, 550452), (4970, 511134), (5460, 465263), (5538, 458710), (5964, 425945), (6461, 393180), (6553, 387660), (7455, 340756), (9230, 275226), (9940, 255567), (11076, 229355), (12922, 196590), (13106, 193830), (13845, 183484), (14910, 170378), (18460, 137613), (19383, 131060), (19659, 129220), (25844, 98295), (26212, 96915), (27690, 91742), (29820, 85189), (32305, 78636), (32765, 77532), (38766, 65530), (39318, 64610), (45871, 55380)]