211748940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5323}}^1$

素因数の和:5368

約数の個数: 144

約数和(自身を含む): 732539808

約数和(自身を除く): 520790868

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 340, 390, 442, 468, 510, 585, 612, 663, 765, 780, 884, 1020, 1105, 1170, 1326, 1530, 1989, 2210, 2340, 2652, 3060, 3315, 3978, 4420, 5323, 6630, 7956, 9945, 10646, 13260, 15969, 19890, 21292, 26615, 31938, 39780, 47907, 53230, 63876, 69199, 79845, 90491, 95814, 106460, 138398, 159690, 180982, 191628, 207597, 239535, 271473, 276796, 319380, 345995, 361964, 415194, 452455, 479070, 542946, 622791, 691990, 814419, 830388, 904910, 958140, 1037985, 1085892, 1176383, 1245582, 1357365, 1383980, 1628838, 1809820, 2075970, 2352766, 2491164, 2714730, 3113955, 3257676, 3529149, 4072095, 4151940, 4705532, 5429460, 5881915, 6227910, 7058298, 8144190, 10587447, 11763830, 12455820, 14116596, 16288380, 17645745, 21174894, 23527660, 35291490, 42349788, 52937235, 70582980, 105874470, 211748940]

約数ペア:

[(1, 211748940), (2, 105874470), (3, 70582980), (4, 52937235), (5, 42349788), (6, 35291490), (9, 23527660), (10, 21174894), (12, 17645745), (13, 16288380), (15, 14116596), (17, 12455820), (18, 11763830), (20, 10587447), (26, 8144190), (30, 7058298), (34, 6227910), (36, 5881915), (39, 5429460), (45, 4705532), (51, 4151940), (52, 4072095), (60, 3529149), (65, 3257676), (68, 3113955), (78, 2714730), (85, 2491164), (90, 2352766), (102, 2075970), (117, 1809820), (130, 1628838), (153, 1383980), (156, 1357365), (170, 1245582), (180, 1176383), (195, 1085892), (204, 1037985), (221, 958140), (234, 904910), (255, 830388), (260, 814419), (306, 691990), (340, 622791), (390, 542946), (442, 479070), (468, 452455), (510, 415194), (585, 361964), (612, 345995), (663, 319380), (765, 276796), (780, 271473), (884, 239535), (1020, 207597), (1105, 191628), (1170, 180982), (1326, 159690), (1530, 138398), (1989, 106460), (2210, 95814), (2340, 90491), (2652, 79845), (3060, 69199), (3315, 63876), (3978, 53230), (4420, 47907), (5323, 39780), (6630, 31938), (7956, 26615), (9945, 21292), (10646, 19890), (13260, 15969)]