20131989210

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{643}}^1\times {\mathrm{1901}}^1$

素因数の和:2621

約数の個数: 128

約数和(自身を含む): 54679000320

約数和(自身を除く): 34547011110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 61, 90, 122, 135, 183, 270, 305, 366, 549, 610, 643, 915, 1098, 1286, 1647, 1830, 1901, 1929, 2745, 3215, 3294, 3802, 3858, 5490, 5703, 5787, 6430, 8235, 9505, 9645, 11406, 11574, 16470, 17109, 17361, 19010, 19290, 28515, 28935, 34218, 34722, 39223, 51327, 57030, 57870, 78446, 85545, 86805, 102654, 115961, 117669, 171090, 173610, 196115, 231922, 235338, 256635, 347883, 353007, 392230, 513270, 579805, 588345, 695766, 706014, 1043649, 1059021, 1159610, 1176690, 1222343, 1739415, 1765035, 2087298, 2118042, 2444686, 3130947, 3478830, 3530070, 3667029, 5218245, 5295105, 6111715, 6261894, 7334058, 10436490, 10590210, 11001087, 12223430, 15654735, 18335145, 22002174, 31309470, 33003261, 36670290, 55005435, 66006522, 74562923, 110010870, 149125846, 165016305, 223688769, 330032610, 372814615, 447377538, 671066307, 745629230, 1118443845, 1342132614, 2013198921, 2236887690, 3355331535, 4026397842, 6710663070, 10065994605, 20131989210]

約数ペア:

[(1, 20131989210), (2, 10065994605), (3, 6710663070), (5, 4026397842), (6, 3355331535), (9, 2236887690), (10, 2013198921), (15, 1342132614), (18, 1118443845), (27, 745629230), (30, 671066307), (45, 447377538), (54, 372814615), (61, 330032610), (90, 223688769), (122, 165016305), (135, 149125846), (183, 110010870), (270, 74562923), (305, 66006522), (366, 55005435), (549, 36670290), (610, 33003261), (643, 31309470), (915, 22002174), (1098, 18335145), (1286, 15654735), (1647, 12223430), (1830, 11001087), (1901, 10590210), (1929, 10436490), (2745, 7334058), (3215, 6261894), (3294, 6111715), (3802, 5295105), (3858, 5218245), (5490, 3667029), (5703, 3530070), (5787, 3478830), (6430, 3130947), (8235, 2444686), (9505, 2118042), (9645, 2087298), (11406, 1765035), (11574, 1739415), (16470, 1222343), (17109, 1176690), (17361, 1159610), (19010, 1059021), (19290, 1043649), (28515, 706014), (28935, 695766), (34218, 588345), (34722, 579805), (39223, 513270), (51327, 392230), (57030, 353007), (57870, 347883), (78446, 256635), (85545, 235338), (86805, 231922), (102654, 196115), (115961, 173610), (117669, 171090)]