23205420

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{877}}^1$

素因数の和:909

約数の個数: 144

約数和(自身を含む): 84077280

約数和(自身を除く): 60871860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 378, 420, 441, 490, 540, 588, 630, 735, 756, 877, 882, 945, 980, 1260, 1323, 1470, 1754, 1764, 1890, 2205, 2631, 2646, 2940, 3508, 3780, 4385, 4410, 5262, 5292, 6139, 6615, 7893, 8770, 8820, 10524, 12278, 13155, 13230, 15786, 17540, 18417, 23679, 24556, 26310, 26460, 30695, 31572, 36834, 39465, 42973, 47358, 52620, 55251, 61390, 73668, 78930, 85946, 92085, 94716, 110502, 118395, 122780, 128919, 157860, 165753, 171892, 184170, 214865, 221004, 236790, 257838, 276255, 331506, 368340, 386757, 429730, 473580, 515676, 552510, 644595, 663012, 773514, 828765, 859460, 1105020, 1160271, 1289190, 1547028, 1657530, 1933785, 2320542, 2578380, 3315060, 3867570, 4641084, 5801355, 7735140, 11602710, 23205420]

約数ペア:

[(1, 23205420), (2, 11602710), (3, 7735140), (4, 5801355), (5, 4641084), (6, 3867570), (7, 3315060), (9, 2578380), (10, 2320542), (12, 1933785), (14, 1657530), (15, 1547028), (18, 1289190), (20, 1160271), (21, 1105020), (27, 859460), (28, 828765), (30, 773514), (35, 663012), (36, 644595), (42, 552510), (45, 515676), (49, 473580), (54, 429730), (60, 386757), (63, 368340), (70, 331506), (84, 276255), (90, 257838), (98, 236790), (105, 221004), (108, 214865), (126, 184170), (135, 171892), (140, 165753), (147, 157860), (180, 128919), (189, 122780), (196, 118395), (210, 110502), (245, 94716), (252, 92085), (270, 85946), (294, 78930), (315, 73668), (378, 61390), (420, 55251), (441, 52620), (490, 47358), (540, 42973), (588, 39465), (630, 36834), (735, 31572), (756, 30695), (877, 26460), (882, 26310), (945, 24556), (980, 23679), (1260, 18417), (1323, 17540), (1470, 15786), (1754, 13230), (1764, 13155), (1890, 12278), (2205, 10524), (2631, 8820), (2646, 8770), (2940, 7893), (3508, 6615), (3780, 6139), (4385, 5292), (4410, 5262)]