72909540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1601}}^1$

素因数の和:1650

約数の個数: 144

約数和(自身を含む): 251911296

約数和(自身を除く): 179001756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 23, 30, 33, 36, 44, 45, 46, 55, 60, 66, 69, 90, 92, 99, 110, 115, 132, 138, 165, 180, 198, 207, 220, 230, 253, 276, 330, 345, 396, 414, 460, 495, 506, 660, 690, 759, 828, 990, 1012, 1035, 1265, 1380, 1518, 1601, 1980, 2070, 2277, 2530, 3036, 3202, 3795, 4140, 4554, 4803, 5060, 6404, 7590, 8005, 9108, 9606, 11385, 14409, 15180, 16010, 17611, 19212, 22770, 24015, 28818, 32020, 35222, 36823, 45540, 48030, 52833, 57636, 70444, 72045, 73646, 88055, 96060, 105666, 110469, 144090, 147292, 158499, 176110, 184115, 211332, 220938, 264165, 288180, 316998, 331407, 352220, 368230, 405053, 441876, 528330, 552345, 633996, 662814, 736460, 792495, 810106, 1056660, 1104690, 1215159, 1325628, 1584990, 1620212, 1657035, 2025265, 2209380, 2430318, 3169980, 3314070, 3645477, 4050530, 4860636, 6075795, 6628140, 7290954, 8101060, 12151590, 14581908, 18227385, 24303180, 36454770, 72909540]

約数ペア:

[(1, 72909540), (2, 36454770), (3, 24303180), (4, 18227385), (5, 14581908), (6, 12151590), (9, 8101060), (10, 7290954), (11, 6628140), (12, 6075795), (15, 4860636), (18, 4050530), (20, 3645477), (22, 3314070), (23, 3169980), (30, 2430318), (33, 2209380), (36, 2025265), (44, 1657035), (45, 1620212), (46, 1584990), (55, 1325628), (60, 1215159), (66, 1104690), (69, 1056660), (90, 810106), (92, 792495), (99, 736460), (110, 662814), (115, 633996), (132, 552345), (138, 528330), (165, 441876), (180, 405053), (198, 368230), (207, 352220), (220, 331407), (230, 316998), (253, 288180), (276, 264165), (330, 220938), (345, 211332), (396, 184115), (414, 176110), (460, 158499), (495, 147292), (506, 144090), (660, 110469), (690, 105666), (759, 96060), (828, 88055), (990, 73646), (1012, 72045), (1035, 70444), (1265, 57636), (1380, 52833), (1518, 48030), (1601, 45540), (1980, 36823), (2070, 35222), (2277, 32020), (2530, 28818), (3036, 24015), (3202, 22770), (3795, 19212), (4140, 17611), (4554, 16010), (4803, 15180), (5060, 14409), (6404, 11385), (7590, 9606), (8005, 9108)]