209901300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:271

約数の個数: 216

約数和(自身を含む): 718391520

約数和(自身を除く): 508490220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 49, 50, 60, 70, 75, 84, 98, 100, 105, 109, 131, 140, 147, 150, 175, 196, 210, 218, 245, 262, 294, 300, 327, 350, 393, 420, 436, 490, 524, 525, 545, 588, 654, 655, 700, 735, 763, 786, 917, 980, 1050, 1090, 1225, 1308, 1310, 1470, 1526, 1572, 1635, 1834, 1965, 2100, 2180, 2289, 2450, 2620, 2725, 2751, 2940, 3052, 3270, 3275, 3668, 3675, 3815, 3930, 4578, 4585, 4900, 5341, 5450, 5502, 6419, 6540, 6550, 7350, 7630, 7860, 8175, 9156, 9170, 9825, 10682, 10900, 11004, 11445, 12838, 13100, 13755, 14279, 14700, 15260, 16023, 16350, 18340, 19075, 19257, 19650, 21364, 22890, 22925, 25676, 26705, 27510, 28558, 32046, 32095, 32700, 38150, 38514, 39300, 42837, 45780, 45850, 53410, 55020, 57116, 57225, 64092, 64190, 68775, 71395, 76300, 77028, 80115, 85674, 91700, 96285, 99953, 106820, 114450, 128380, 133525, 137550, 142790, 160230, 160475, 171348, 192570, 199906, 214185, 228900, 267050, 275100, 285580, 299859, 320460, 320950, 356975, 385140, 399812, 400575, 428370, 481425, 499765, 534100, 599718, 641900, 699671, 713950, 801150, 856740, 962850, 999530, 1070925, 1199436, 1399342, 1427900, 1499295, 1602300, 1925700, 1999060, 2099013, 2141850, 2498825, 2798684, 2998590, 3498355, 4198026, 4283700, 4997650, 5997180, 6996710, 7496475, 8396052, 9995300, 10495065, 13993420, 14992950, 17491775, 20990130, 29985900, 34983550, 41980260, 52475325, 69967100, 104950650, 209901300]

約数ペア:

[(1, 209901300), (2, 104950650), (3, 69967100), (4, 52475325), (5, 41980260), (6, 34983550), (7, 29985900), (10, 20990130), (12, 17491775), (14, 14992950), (15, 13993420), (20, 10495065), (21, 9995300), (25, 8396052), (28, 7496475), (30, 6996710), (35, 5997180), (42, 4997650), (49, 4283700), (50, 4198026), (60, 3498355), (70, 2998590), (75, 2798684), (84, 2498825), (98, 2141850), (100, 2099013), (105, 1999060), (109, 1925700), (131, 1602300), (140, 1499295), (147, 1427900), (150, 1399342), (175, 1199436), (196, 1070925), (210, 999530), (218, 962850), (245, 856740), (262, 801150), (294, 713950), (300, 699671), (327, 641900), (350, 599718), (393, 534100), (420, 499765), (436, 481425), (490, 428370), (524, 400575), (525, 399812), (545, 385140), (588, 356975), (654, 320950), (655, 320460), (700, 299859), (735, 285580), (763, 275100), (786, 267050), (917, 228900), (980, 214185), (1050, 199906), (1090, 192570), (1225, 171348), (1308, 160475), (1310, 160230), (1470, 142790), (1526, 137550), (1572, 133525), (1635, 128380), (1834, 114450), (1965, 106820), (2100, 99953), (2180, 96285), (2289, 91700), (2450, 85674), (2620, 80115), (2725, 77028), (2751, 76300), (2940, 71395), (3052, 68775), (3270, 64190), (3275, 64092), (3668, 57225), (3675, 57116), (3815, 55020), (3930, 53410), (4578, 45850), (4585, 45780), (4900, 42837), (5341, 39300), (5450, 38514), (5502, 38150), (6419, 32700), (6540, 32095), (6550, 32046), (7350, 28558), (7630, 27510), (7860, 26705), (8175, 25676), (9156, 22925), (9170, 22890), (9825, 21364), (10682, 19650), (10900, 19257), (11004, 19075), (11445, 18340), (12838, 16350), (13100, 16023), (13755, 15260), (14279, 14700)]