15209880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{953}}^1$

素因数の和:993

約数の個数: 128

約数和(自身を含む): 54950400

約数和(自身を除く): 39740520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 953, 1064, 1140, 1330, 1596, 1906, 1995, 2280, 2660, 2859, 3192, 3812, 3990, 4765, 5320, 5718, 6671, 7624, 7980, 9530, 11436, 13342, 14295, 15960, 18107, 19060, 20013, 22872, 26684, 28590, 33355, 36214, 38120, 40026, 53368, 54321, 57180, 66710, 72428, 80052, 90535, 100065, 108642, 114360, 126749, 133420, 144856, 160104, 181070, 200130, 217284, 253498, 266840, 271605, 362140, 380247, 400260, 434568, 506996, 543210, 633745, 724280, 760494, 800520, 1013992, 1086420, 1267490, 1520988, 1901235, 2172840, 2534980, 3041976, 3802470, 5069960, 7604940, 15209880]

約数ペア:

[(1, 15209880), (2, 7604940), (3, 5069960), (4, 3802470), (5, 3041976), (6, 2534980), (7, 2172840), (8, 1901235), (10, 1520988), (12, 1267490), (14, 1086420), (15, 1013992), (19, 800520), (20, 760494), (21, 724280), (24, 633745), (28, 543210), (30, 506996), (35, 434568), (38, 400260), (40, 380247), (42, 362140), (56, 271605), (57, 266840), (60, 253498), (70, 217284), (76, 200130), (84, 181070), (95, 160104), (105, 144856), (114, 133420), (120, 126749), (133, 114360), (140, 108642), (152, 100065), (168, 90535), (190, 80052), (210, 72428), (228, 66710), (266, 57180), (280, 54321), (285, 53368), (380, 40026), (399, 38120), (420, 36214), (456, 33355), (532, 28590), (570, 26684), (665, 22872), (760, 20013), (798, 19060), (840, 18107), (953, 15960), (1064, 14295), (1140, 13342), (1330, 11436), (1596, 9530), (1906, 7980), (1995, 7624), (2280, 6671), (2660, 5718), (2859, 5320), (3192, 4765), (3812, 3990)]