297608020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{347}}^1$

素因数の和:473

約数の個数: 96

約数和(自身を含む): 688705920

約数和(自身を除く): 391097900

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 61, 74, 76, 95, 122, 148, 185, 190, 244, 305, 347, 370, 380, 610, 694, 703, 740, 1159, 1220, 1388, 1406, 1735, 2257, 2318, 2812, 3470, 3515, 4514, 4636, 5795, 6593, 6940, 7030, 9028, 11285, 11590, 12839, 13186, 14060, 21167, 22570, 23180, 25678, 26372, 32965, 42334, 42883, 45140, 51356, 64195, 65930, 84668, 85766, 105835, 128390, 131860, 171532, 211670, 214415, 243941, 256780, 402173, 423340, 428830, 487882, 783179, 804346, 857660, 975764, 1219705, 1566358, 1608692, 2010865, 2439410, 3132716, 3915895, 4021730, 4878820, 7831790, 8043460, 14880401, 15663580, 29760802, 59521604, 74402005, 148804010, 297608020]

約数ペア:

[(1, 297608020), (2, 148804010), (4, 74402005), (5, 59521604), (10, 29760802), (19, 15663580), (20, 14880401), (37, 8043460), (38, 7831790), (61, 4878820), (74, 4021730), (76, 3915895), (95, 3132716), (122, 2439410), (148, 2010865), (185, 1608692), (190, 1566358), (244, 1219705), (305, 975764), (347, 857660), (370, 804346), (380, 783179), (610, 487882), (694, 428830), (703, 423340), (740, 402173), (1159, 256780), (1220, 243941), (1388, 214415), (1406, 211670), (1735, 171532), (2257, 131860), (2318, 128390), (2812, 105835), (3470, 85766), (3515, 84668), (4514, 65930), (4636, 64195), (5795, 51356), (6593, 45140), (6940, 42883), (7030, 42334), (9028, 32965), (11285, 26372), (11590, 25678), (12839, 23180), (13186, 22570), (14060, 21167)]