2153258520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{42023}}^1$

素因数の和:42105

約数の個数: 128

約数和(自身を含む): 7503805440

約数和(自身を除く): 5350546920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 61, 70, 84, 105, 120, 122, 140, 168, 183, 210, 244, 280, 305, 366, 420, 427, 488, 610, 732, 840, 854, 915, 1220, 1281, 1464, 1708, 1830, 2135, 2440, 2562, 3416, 3660, 4270, 5124, 6405, 7320, 8540, 10248, 12810, 17080, 25620, 42023, 51240, 84046, 126069, 168092, 210115, 252138, 294161, 336184, 420230, 504276, 588322, 630345, 840460, 882483, 1008552, 1176644, 1260690, 1470805, 1680920, 1764966, 2353288, 2521380, 2563403, 2941610, 3529932, 4412415, 5042760, 5126806, 5883220, 7059864, 7690209, 8824830, 10253612, 11766440, 12817015, 15380418, 17649660, 17943821, 20507224, 25634030, 30760836, 35299320, 35887642, 38451045, 51268060, 53831463, 61521672, 71775284, 76902090, 89719105, 102536120, 107662926, 143550568, 153804180, 179438210, 215325852, 269157315, 307608360, 358876420, 430651704, 538314630, 717752840, 1076629260, 2153258520]

約数ペア:

[(1, 2153258520), (2, 1076629260), (3, 717752840), (4, 538314630), (5, 430651704), (6, 358876420), (7, 307608360), (8, 269157315), (10, 215325852), (12, 179438210), (14, 153804180), (15, 143550568), (20, 107662926), (21, 102536120), (24, 89719105), (28, 76902090), (30, 71775284), (35, 61521672), (40, 53831463), (42, 51268060), (56, 38451045), (60, 35887642), (61, 35299320), (70, 30760836), (84, 25634030), (105, 20507224), (120, 17943821), (122, 17649660), (140, 15380418), (168, 12817015), (183, 11766440), (210, 10253612), (244, 8824830), (280, 7690209), (305, 7059864), (366, 5883220), (420, 5126806), (427, 5042760), (488, 4412415), (610, 3529932), (732, 2941610), (840, 2563403), (854, 2521380), (915, 2353288), (1220, 1764966), (1281, 1680920), (1464, 1470805), (1708, 1260690), (1830, 1176644), (2135, 1008552), (2440, 882483), (2562, 840460), (3416, 630345), (3660, 588322), (4270, 504276), (5124, 420230), (6405, 336184), (7320, 294161), (8540, 252138), (10248, 210115), (12810, 168092), (17080, 126069), (25620, 84046), (42023, 51240)]