19464900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:91

約数の個数: 288

約数和(自身を含む): 74661888

約数和(自身を除く): 55196988

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 23, 25, 26, 28, 30, 31, 35, 39, 42, 46, 50, 52, 60, 62, 65, 69, 70, 75, 78, 84, 91, 92, 93, 100, 105, 115, 124, 130, 138, 140, 150, 155, 156, 161, 175, 182, 186, 195, 210, 217, 230, 260, 273, 276, 299, 300, 310, 322, 325, 345, 350, 364, 372, 390, 403, 420, 434, 455, 460, 465, 483, 525, 546, 575, 598, 620, 644, 650, 651, 690, 700, 713, 775, 780, 805, 806, 868, 897, 910, 930, 966, 975, 1050, 1085, 1092, 1150, 1196, 1209, 1300, 1302, 1365, 1380, 1426, 1495, 1550, 1610, 1612, 1725, 1794, 1820, 1860, 1932, 1950, 2015, 2093, 2100, 2139, 2170, 2275, 2300, 2325, 2415, 2418, 2604, 2730, 2821, 2852, 2990, 3100, 3220, 3255, 3450, 3565, 3588, 3900, 4025, 4030, 4186, 4278, 4340, 4485, 4550, 4650, 4830, 4836, 4991, 5425, 5460, 5642, 5980, 6045, 6279, 6510, 6825, 6900, 7130, 7475, 8050, 8060, 8372, 8463, 8556, 8970, 9100, 9269, 9300, 9660, 9982, 10075, 10465, 10695, 10850, 11284, 12075, 12090, 12558, 13020, 13650, 14105, 14260, 14950, 14973, 16100, 16275, 16926, 17825, 17940, 18538, 19964, 20150, 20930, 21390, 21700, 22425, 24150, 24180, 24955, 25116, 27300, 27807, 28210, 29900, 29946, 30225, 31395, 32550, 33852, 35650, 37076, 40300, 41860, 42315, 42780, 44850, 46345, 48300, 49910, 52325, 53475, 55614, 56420, 59892, 60450, 62790, 64883, 65100, 70525, 71300, 74865, 84630, 89700, 92690, 99820, 104650, 106950, 111228, 120900, 124775, 125580, 129766, 139035, 141050, 149730, 156975, 169260, 185380, 194649, 209300, 211575, 213900, 231725, 249550, 259532, 278070, 282100, 299460, 313950, 324415, 374325, 389298, 423150, 463450, 499100, 556140, 627900, 648830, 695175, 748650, 778596, 846300, 926900, 973245, 1297660, 1390350, 1497300, 1622075, 1946490, 2780700, 3244150, 3892980, 4866225, 6488300, 9732450, 19464900]

約数ペア:

[(1, 19464900), (2, 9732450), (3, 6488300), (4, 4866225), (5, 3892980), (6, 3244150), (7, 2780700), (10, 1946490), (12, 1622075), (13, 1497300), (14, 1390350), (15, 1297660), (20, 973245), (21, 926900), (23, 846300), (25, 778596), (26, 748650), (28, 695175), (30, 648830), (31, 627900), (35, 556140), (39, 499100), (42, 463450), (46, 423150), (50, 389298), (52, 374325), (60, 324415), (62, 313950), (65, 299460), (69, 282100), (70, 278070), (75, 259532), (78, 249550), (84, 231725), (91, 213900), (92, 211575), (93, 209300), (100, 194649), (105, 185380), (115, 169260), (124, 156975), (130, 149730), (138, 141050), (140, 139035), (150, 129766), (155, 125580), (156, 124775), (161, 120900), (175, 111228), (182, 106950), (186, 104650), (195, 99820), (210, 92690), (217, 89700), (230, 84630), (260, 74865), (273, 71300), (276, 70525), (299, 65100), (300, 64883), (310, 62790), (322, 60450), (325, 59892), (345, 56420), (350, 55614), (364, 53475), (372, 52325), (390, 49910), (403, 48300), (420, 46345), (434, 44850), (455, 42780), (460, 42315), (465, 41860), (483, 40300), (525, 37076), (546, 35650), (575, 33852), (598, 32550), (620, 31395), (644, 30225), (650, 29946), (651, 29900), (690, 28210), (700, 27807), (713, 27300), (775, 25116), (780, 24955), (805, 24180), (806, 24150), (868, 22425), (897, 21700), (910, 21390), (930, 20930), (966, 20150), (975, 19964), (1050, 18538), (1085, 17940), (1092, 17825), (1150, 16926), (1196, 16275), (1209, 16100), (1300, 14973), (1302, 14950), (1365, 14260), (1380, 14105), (1426, 13650), (1495, 13020), (1550, 12558), (1610, 12090), (1612, 12075), (1725, 11284), (1794, 10850), (1820, 10695), (1860, 10465), (1932, 10075), (1950, 9982), (2015, 9660), (2093, 9300), (2100, 9269), (2139, 9100), (2170, 8970), (2275, 8556), (2300, 8463), (2325, 8372), (2415, 8060), (2418, 8050), (2604, 7475), (2730, 7130), (2821, 6900), (2852, 6825), (2990, 6510), (3100, 6279), (3220, 6045), (3255, 5980), (3450, 5642), (3565, 5460), (3588, 5425), (3900, 4991), (4025, 4836), (4030, 4830), (4186, 4650), (4278, 4550), (4340, 4485)]