281064420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17159}}^1$

素因数の和:17194

約数の個数: 144

約数和(自身を含む): 1049368320

約数和(自身を除く): 768303900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 16380, 17159, 34318, 51477, 68636, 85795, 102954, 120113, 154431, 171590, 205908, 223067, 240226, 257385, 308862, 343180, 360339, 446134, 480452, 514770, 600565, 617724, 669201, 720678, 772155, 892268, 1029540, 1081017, 1115335, 1201130, 1338402, 1441356, 1544310, 1561469, 1801695, 2007603, 2162034, 2230670, 2402260, 2676804, 3088620, 3122938, 3346005, 3603390, 4015206, 4324068, 4461340, 4684407, 5405085, 6245876, 6692010, 7206780, 7807345, 8030412, 9368814, 10038015, 10810170, 13384020, 14053221, 15614690, 18737628, 20076030, 21620340, 23422035, 28106442, 31229380, 40152060, 46844070, 56212884, 70266105, 93688140, 140532210, 281064420]

約数ペア:

[(1, 281064420), (2, 140532210), (3, 93688140), (4, 70266105), (5, 56212884), (6, 46844070), (7, 40152060), (9, 31229380), (10, 28106442), (12, 23422035), (13, 21620340), (14, 20076030), (15, 18737628), (18, 15614690), (20, 14053221), (21, 13384020), (26, 10810170), (28, 10038015), (30, 9368814), (35, 8030412), (36, 7807345), (39, 7206780), (42, 6692010), (45, 6245876), (52, 5405085), (60, 4684407), (63, 4461340), (65, 4324068), (70, 4015206), (78, 3603390), (84, 3346005), (90, 3122938), (91, 3088620), (105, 2676804), (117, 2402260), (126, 2230670), (130, 2162034), (140, 2007603), (156, 1801695), (180, 1561469), (182, 1544310), (195, 1441356), (210, 1338402), (234, 1201130), (252, 1115335), (260, 1081017), (273, 1029540), (315, 892268), (364, 772155), (390, 720678), (420, 669201), (455, 617724), (468, 600565), (546, 514770), (585, 480452), (630, 446134), (780, 360339), (819, 343180), (910, 308862), (1092, 257385), (1170, 240226), (1260, 223067), (1365, 205908), (1638, 171590), (1820, 154431), (2340, 120113), (2730, 102954), (3276, 85795), (4095, 68636), (5460, 51477), (8190, 34318), (16380, 17159)]