2011895970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{1553}}^1$

素因数の和:1800

約数の個数: 128

約数和(自身を含む): 5728665600

約数和(自身を除く): 3716769630

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 70, 93, 105, 155, 186, 199, 210, 217, 310, 398, 434, 465, 597, 651, 930, 995, 1085, 1194, 1302, 1393, 1553, 1990, 2170, 2786, 2985, 3106, 3255, 4179, 4659, 5970, 6169, 6510, 6965, 7765, 8358, 9318, 10871, 12338, 13930, 15530, 18507, 20895, 21742, 23295, 30845, 32613, 37014, 41790, 43183, 46590, 48143, 54355, 61690, 65226, 86366, 92535, 96286, 108710, 129549, 144429, 163065, 185070, 215915, 240715, 259098, 288858, 309047, 326130, 337001, 431830, 481430, 618094, 647745, 674002, 722145, 927141, 1011003, 1295490, 1444290, 1545235, 1685005, 1854282, 2022006, 2163329, 3090470, 3370010, 4326658, 4635705, 5055015, 6489987, 9271410, 9580457, 10110030, 10816645, 12979974, 19160914, 21633290, 28741371, 32449935, 47902285, 57482742, 64899870, 67063199, 95804570, 134126398, 143706855, 201189597, 287413710, 335315995, 402379194, 670631990, 1005947985, 2011895970]

約数ペア:

[(1, 2011895970), (2, 1005947985), (3, 670631990), (5, 402379194), (6, 335315995), (7, 287413710), (10, 201189597), (14, 143706855), (15, 134126398), (21, 95804570), (30, 67063199), (31, 64899870), (35, 57482742), (42, 47902285), (62, 32449935), (70, 28741371), (93, 21633290), (105, 19160914), (155, 12979974), (186, 10816645), (199, 10110030), (210, 9580457), (217, 9271410), (310, 6489987), (398, 5055015), (434, 4635705), (465, 4326658), (597, 3370010), (651, 3090470), (930, 2163329), (995, 2022006), (1085, 1854282), (1194, 1685005), (1302, 1545235), (1393, 1444290), (1553, 1295490), (1990, 1011003), (2170, 927141), (2786, 722145), (2985, 674002), (3106, 647745), (3255, 618094), (4179, 481430), (4659, 431830), (5970, 337001), (6169, 326130), (6510, 309047), (6965, 288858), (7765, 259098), (8358, 240715), (9318, 215915), (10871, 185070), (12338, 163065), (13930, 144429), (15530, 129549), (18507, 108710), (20895, 96286), (21742, 92535), (23295, 86366), (30845, 65226), (32613, 61690), (37014, 54355), (41790, 48143), (43183, 46590)]