1988572300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{563}}^1$

素因数の和:633

約数の個数: 216

約数和(自身を含む): 5375280960

約数和(自身を除く): 3386708660

約数列:

[1, 2, 4, 5, 10, 11, 13, 19, 20, 22, 25, 26, 38, 44, 50, 52, 55, 65, 76, 95, 100, 110, 130, 143, 169, 190, 209, 220, 247, 260, 275, 286, 325, 338, 380, 418, 475, 494, 550, 563, 572, 650, 676, 715, 836, 845, 950, 988, 1045, 1100, 1126, 1235, 1300, 1430, 1690, 1859, 1900, 2090, 2252, 2470, 2717, 2815, 2860, 3211, 3380, 3575, 3718, 4180, 4225, 4940, 5225, 5434, 5630, 6175, 6193, 6422, 7150, 7319, 7436, 8450, 9295, 10450, 10697, 10868, 11260, 12350, 12386, 12844, 13585, 14075, 14300, 14638, 16055, 16900, 18590, 20900, 21394, 24700, 24772, 27170, 28150, 29276, 30965, 32110, 35321, 36595, 37180, 42788, 46475, 53485, 54340, 56300, 61930, 64220, 67925, 70642, 73190, 80275, 80509, 92950, 95147, 106970, 117667, 123860, 135850, 139061, 141284, 146380, 154825, 160550, 161018, 176605, 182975, 185900, 190294, 213940, 235334, 267425, 271700, 278122, 309650, 321100, 322036, 353210, 365950, 380588, 402545, 470668, 475735, 534850, 556244, 588335, 619300, 695305, 706420, 731900, 805090, 883025, 951470, 1046617, 1069700, 1176670, 1390610, 1529671, 1610180, 1766050, 1807793, 1902940, 2012725, 2093234, 2353340, 2378675, 2781220, 2941675, 3059342, 3476525, 3532100, 3615586, 4025450, 4186468, 4757350, 5233085, 5883350, 6118684, 6953050, 7231172, 7648355, 8050900, 9038965, 9514700, 10466170, 11766700, 13906100, 15296710, 18077930, 19885723, 20932340, 26165425, 30593420, 36155860, 38241775, 39771446, 45194825, 52330850, 76483550, 79542892, 90389650, 99428615, 104661700, 152967100, 180779300, 198857230, 397714460, 497143075, 994286150, 1988572300]

約数ペア:

[(1, 1988572300), (2, 994286150), (4, 497143075), (5, 397714460), (10, 198857230), (11, 180779300), (13, 152967100), (19, 104661700), (20, 99428615), (22, 90389650), (25, 79542892), (26, 76483550), (38, 52330850), (44, 45194825), (50, 39771446), (52, 38241775), (55, 36155860), (65, 30593420), (76, 26165425), (95, 20932340), (100, 19885723), (110, 18077930), (130, 15296710), (143, 13906100), (169, 11766700), (190, 10466170), (209, 9514700), (220, 9038965), (247, 8050900), (260, 7648355), (275, 7231172), (286, 6953050), (325, 6118684), (338, 5883350), (380, 5233085), (418, 4757350), (475, 4186468), (494, 4025450), (550, 3615586), (563, 3532100), (572, 3476525), (650, 3059342), (676, 2941675), (715, 2781220), (836, 2378675), (845, 2353340), (950, 2093234), (988, 2012725), (1045, 1902940), (1100, 1807793), (1126, 1766050), (1235, 1610180), (1300, 1529671), (1430, 1390610), (1690, 1176670), (1859, 1069700), (1900, 1046617), (2090, 951470), (2252, 883025), (2470, 805090), (2717, 731900), (2815, 706420), (2860, 695305), (3211, 619300), (3380, 588335), (3575, 556244), (3718, 534850), (4180, 475735), (4225, 470668), (4940, 402545), (5225, 380588), (5434, 365950), (5630, 353210), (6175, 322036), (6193, 321100), (6422, 309650), (7150, 278122), (7319, 271700), (7436, 267425), (8450, 235334), (9295, 213940), (10450, 190294), (10697, 185900), (10868, 182975), (11260, 176605), (12350, 161018), (12386, 160550), (12844, 154825), (13585, 146380), (14075, 141284), (14300, 139061), (14638, 135850), (16055, 123860), (16900, 117667), (18590, 106970), (20900, 95147), (21394, 92950), (24700, 80509), (24772, 80275), (27170, 73190), (28150, 70642), (29276, 67925), (30965, 64220), (32110, 61930), (35321, 56300), (36595, 54340), (37180, 53485), (42788, 46475)]